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The Butyrate-GLP-1 Connection: Unlocking Satiety, Energy, and Inflammation Control
Reproduced from original article:
https://articles.mercola.com/sites/articles/archive/2026/03/09/butyrate-glp-1-connection-natural-weight-loss.aspx
Analysis by Dr. Joseph Mercola March 09, 2026
Story at-a-glance
- Butyrate fuels the gut cells (L-cells) that produce GLP-1, a natural hormone that helps regulate appetite, blood sugar, and metabolism
- Your gut can’t make butyrate without fiber, and modern diets contain far too little — just 16 grams a day compared to 100+ grams in traditional cultures. Low butyrate disrupts the body’s natural hunger regulation system, leading to inflammation, weight gain, mood issues, and metabolic breakdown
- Restoring butyrate is a natural way to activate GLP-1 — no injections or drugs required — by working with your body instead of bypassing it. My new book, “Weight Loss Cure; Melt Fat Naturally With Your Own GLP-1,” provides a step-by-step plan to rebuild butyrate production, restore natural GLP-1 signaling, and correct the root drivers of weight gain
- Pharmaceutical GLP-1 agonists are marketed as breakthroughs, but they’re merely stand-ins for a system your body already perfected: GLP-1 secretion driven by butyrate
- Healing starts with calming the gut using simple carbs like white rice and fruit, then slowly reintroducing fermentable fibers such as resistant starch. Eliminating seed oils, reducing stress, and getting morning sunlight are also key to restoring your gut’s ability to make butyrate and support GLP-1 naturally. Signs that your gut is rebuilding include improved digestion, better mood, reduced cravings, and more stable energy
What if your body already knew how to regulate hunger, burn fat, and keep your metabolism in balance — without injections or synthetic hormones? It does. And it starts with butyrate. This isn’t a biohack. It’s how your metabolism was designed to function.
Butyrate is a short-chain fatty acid (SCFA) made by beneficial gut bacteria when they ferment fiber. It powers the colon cells (L-cells) that produce GLP-1, a natural hormone that helps you feel full, balance blood sugar, and burn energy efficiently.1,2,3,4 The GLP-1 pathway is a built-in system for appetite regulation, blood sugar control, and energy balance, but it only works if your gut bacteria have the right fuel.
The problem? Modern diets have starved your gut’s natural GLP-1 engine. Butyrate production depends on fiber, and the average American gets only about 16 grams a day. In traditional cultures, fiber intake regularly exceeds 100 grams. Hunter-gatherer tribes like the Hadza in Tanzania, for example, eat up to 150 grams of fiber daily.
Human metabolism evolved around the butyrate–GLP-1 connection long before pharmaceutical GLP-1 agonists ever existed. Our ancestors ate diverse plant fibers that fed gut microbes, which in turn churned out butyrate. That butyrate kept the intestinal barrier strong, inflammation low, and appetite hormones in balance.
Today, processed foods and industrial seed oils — especially vegetable oils that are high in linoleic acid (LA) — break that cycle. They damage gut bacteria, slash butyrate output, and disable the L-cells responsible for natural GLP-1 production. The result? We’re tired, inflamed, overweight — and told we need drugs to fix it. But you don’t need to mimic biology with a syringe if you can restore it through your own gut. This is the central topic of my new book, “Weight Loss Cure; Melt Fat Naturally With Your Own GLP-1.”
How Butyrate Fuels Natural GLP-1
Butyrate directly nourishes L-cells in your intestinal lining — the same cells that release GLP-1 after meals. When butyrate is abundant, GLP-1 secretion works the way nature intended:
• It slows gastric emptying, so you feel full longer
• It reduces glucagon, which lowers blood sugar
• It enhances insulin sensitivity and helps your body burn fat
• It sends satiety signals to the brain, curbing cravings and emotional eating
You don’t need a synthetic GLP-1 agonist to access these benefits. You need butyrate. That means giving your gut bacteria the right environment to do their job. This isn’t about overriding your biology. It’s about supporting the natural regulatory loop your gut was built to run. When this system is fueled properly, metabolic balance is the default state.
What Happens When Butyrate Is Low?
Without enough butyrate:
• Your colon cells weaken, leading to “leaky gut”
• Inflammation flares and spreads systemically
• Mood, memory, and stress resilience decline
• GLP-1 production drops, triggering weight gain and blood sugar instability
Conditions like Type 2 diabetes, depression, and Parkinson’s often trace back to this breakdown. The good news? Restoration starts in your gut, and it can begin within days of changing your diet.
Your Gut Bacteria Make SCFAs, but Only if You Feed Them
In my paper, “SCFAs Modulate Gut-Brain Axis Function,”5 I explain how SCFAs, especially butyrate, play a central role in regulating metabolism, appetite, inflammation, and brain function. This happens through the gut-brain axis, where SCFAs produced in the colon influence everything from satiety hormones like GLP-1 to stress resilience and cognitive performance.
Modern diets — low in fermentable fiber and high in inflammatory seed oils — have disrupted this natural metabolic control system. But clinical research shows we can restore it. The figure below summarizes human studies where prebiotic fibers or direct SCFA interventions were used in real-world populations. Key findings include improvements in body fat, satiety, insulin signaling, inflammation, and gut-derived hormone release, which includes GLP-1.
These studies confirm that feeding or restoring SCFA production — especially butyrate — can activate your body’s built-in metabolic and inflammatory controls. That includes the same GLP-1 pathway targeted by weight loss drugs like Ozempic, but without the side effects or dependency. This is your original biology — rebooted through your gut.
But again, to support the butyrate-producing bacteria, you need to feed them the right substrates — fermentable fibers like resistant starch, inulin, and oligosaccharides. If you’re not consuming these regularly, your gut can’t make butyrate. The figure below shows which types of gut bacteria make key SCFAs, what foods they thrive on, and how they help keep your gut healthy and balanced.
Butyrate doesn’t “treat” metabolic dysfunction, per se. It supports normal metabolic function by fueling the mechanisms your body already relies on to support normal appetite, insulin sensitivity, and inflammatory control.
Your Gut Was Built for This: Butyrate and GLP-1 Are the Natural Design
Pharmaceutical GLP-1 agonists are marketed as breakthroughs, but they’re merely stand-ins for a system your body already perfected: GLP-1 secretion driven by butyrate. Your L-cells are engineered to release GLP-1 in response to butyrate. When the gut microbiome is balanced and well-fed with fermentable fiber, GLP-1 production activates after meals to regulate appetite, support insulin release, and promote fat burning — all without a prescription.
This design evolved to work in harmony with ancestral diets rich in whole foods, fiber, and unprocessed carbohydrates. Disruption to this design — whether from ultraprocessed foods, antibiotics, or synthetic additives — breaks the microbial fuel line, not the hormonal hardware. When you restore butyrate production, you remove the blockages and reactivate the normal regulatory feedback loop, which lets your built-in weight regulation system function again, as intended.
How to Restore Butyrate and Unlock Natural Weight Loss
To restore your body’s natural weight management system, you need to restore and support the bacteria in your gut that produce butyrate and other SCFAs. This isn’t about manipulating your biology into doing something unnatural. On the contrary, it’s about rebuilding the internal conditions that allow your body to regulate appetite, metabolism, and fat burning as it was designed to. Here’s how:
1. Start with gut terrain repair — If you’re bloated, constipated, or sensitive to high-fiber foods, you need to calm inflammation before you feed the microbiome. That means:
• Avoiding fermentable fibers at first. When your gut is out of balance, high-fiber foods — even the “healthy” ones — can work against you. Foods like beans, lentils, oats, and raw greens ferment quickly when the wrong bacteria are in control. This creates gas, pressure and inflammation, and worsens gut lining damage.
• Eliminating seed oils (such as soybean, corn, canola, sunflower). LA damages the exact gut microbes you’re trying to support. If your diet includes fried foods, processed snacks, or sauces made with soybean, corn, sunflower, or canola oil, you’re suffocating your good gut bacteria. Replace those fats with ghee, grass fed butter, or tallow — fats your body actually knows how to use. The goal is to shift your internal terrain so your gut bacteria thrive again.
• Using simple carbs like white rice and ripe fruit to stabilize energy without feeding bad bacteria.
2. Add butyrate-promoting foods slowly — Once symptoms ease, introduce fermentable fibers in small amounts. These fibers pass undigested to your colon, where they feed good bacteria that make SCFAs like butyrate:
• Cooked and cooled white potatoes
• Green bananas
Once you tolerate those, add in inulin-rich foods like garlic, onions, and leeks, which feed butyrate-producing bacteria. These fibers bypass digestion in your small intestine and head straight to your colon, where they fuel beneficial bacteria that make butyrate and other SCFAs. Citrus fruits can also be added. They help feed Faecalibacterium prausnitzii, a major butyrate-producer.
3. Support with optional tools — Once your gut begins to stabilize, these targeted tools can help accelerate butyrate production and improve results:
• Akkermansia postbiotics (Phase 1) — Postbiotics are non-living bacterial components that still deliver biological signals. Pasteurized forms of Akkermansia muciniphila contain Amuc_1100, a protein shown to tighten the gut barrier and reduce inflammation. Look for postbiotic formulas with enteric coating or microencapsulation to ensure they survive stomach acid and reach the colon intact.
Without that protection, less than 5% of Amuc_1100 reaches your colon. You could try megadosing to compensate, but that’s expensive and inefficient. Prioritize coated formats to support your gut barrier more effectively.
• Live Akkermansia (Phase 2) — Once your gut lining shows signs of healing (less bloating, more fiber tolerance), you can begin Phase 2. In this stage, introduce live probiotic Akkermansia alongside gentle prebiotics — like small amounts of resistant starch — to support the growth of butyrate-producing strains and reestablish a healthy, oxygen-sensitive microbial environment.
• Fermented foods — Raw sauerkraut, kefir, and other traditionally fermented foods can boost microbial diversity and support butyrate-producing strains. Go slowly — start with small amounts to test tolerance, especially if your gut is sensitive.
• Gut testing — A stool analysis can reveal which bacteria are present, whether your gut is inflamed, and how well you’re producing short-chain fatty acids like butyrate. This can guide food choices and supplementation more precisely.
• Resistant starch — Found naturally in cooked-and-cooled potatoes, green bananas, and legumes — or as supplemental powders — resistant starch bypasses digestion in the small intestine and becomes prime fuel for butyrate-producing bacteria in the colon.
4. Adjust your environment — Your gut doesn’t just respond to what you eat. It’s tuned into your entire lifestyle. Your gut bacteria evolved alongside your daily rhythms, and restoring this alignment is essential to support the normal circadian and hormonal cycles your metabolism depends on. These daily habits help create the internal rhythm your microbiome needs to thrive:
• Sleep — Align your sleep-wake cycle with natural light exposure. Aim for 7 to 9 hours of high-quality sleep and get morning sun to anchor your circadian rhythm. This helps regulate gut motility and microbial repair.
• Stress — Chronic stress alters your microbiome and shuts down butyrate production. Use daily tools like breathwork, walking outdoors, and nervous system regulation practices to calm your hypothalamic-pituitary-adrenal (HPA) axis and support microbial balance.
• Fasting window — Stop eating at least three hours before bed. This gives your migrating motor complex (MMC) — your gut’s internal clean-up crew — time to sweep out bacteria and food debris overnight, reducing fermentation and inflammation.
Signs Your Gut Is Making More Butyrate
These improvements reflect rising butyrate levels and gut healing in real time:
• Bowel movements become regular and well-formed — A sign of improved colonic motility and mucosal integrity.
• Fiber tolerance improves — Less bloating, gas, or discomfort after meals rich in fermentable fiber.
• Hunger fades between meals — As GLP-1 and PYY production increases, satiety naturally extends.
• Mood feels more stable and stress less overwhelming — Butyrate supports BDNF and modulates the HPA axis.
• You lose fat without trying to eat less — Improved metabolic signaling leads to spontaneous caloric reduction.
• Reduced post-meal blood sugar spikes — A measurable effect tied to improved insulin sensitivity and GLP-1 response.
• Lower fasting insulin and triglycerides (if tested) — Both improve with SCFA restoration and microbiome balance.
• Fewer cravings for processed carbs and snacks — Satiety hormones rise while inflammation-driven hunger decreases.
• Less urgency or discomfort with bowel movements — Improved stool consistency reflects stronger gut barrier and reduced inflammation.
•Improved breath or reduction in sulfur/gas odors — Indicates better fermentation profile in the colon (fewer sulfur-releasing or proteolytic bacteria).
Timeline: What to Expect as Your Gut Rebuilds
Your gut already knows how to help you lose weight — by producing butyrate, which fuels the cells that make GLP-1. This is how human metabolism was designed to function. Restore that system, and your cravings shrink, your blood sugar stabilizes, your inflammation calms down, and your body starts releasing excess weight naturally. These shifts are clear signs that your body’s metabolic software is running the way it was meant to.
Your gut doesn’t need to be perfect to start producing butyrate. But there’s a rhythm to recovery, and markers to know it’s working.
| Phase | What happens | Timeframe | Measurable indicators |
|---|---|---|---|
| Terrain repair | Gas, bloating, and sensitivity begin to calm | 1 to 3 weeks | Less urgency, firmer stools, more predictable digestion |
| Fiber reintroduction | Butyrate-producing strains begin to increase | 2 to 4 weeks | Better tolerance of resistant starch, mood uplift |
| GLP-1 response | Appetite regulates, energy improves, cravings decrease | 4 to 8 weeks | Fewer between-meal snacks, better AM energy |
| Metabolic reset | Satiety increases, fat loss begins, blood sugar stabilizes | 6 to 12 weeks | Tighter waistline, reduced post-meal glucose swings |
You can start putting these strategies into practice right now with my new book, “Weight Loss Cure; Melt Fat Naturally With Your Own GLP-1,” which provides a step-by-step plan to rebuild butyrate production, restore natural GLP-1 signaling, and correct the root drivers of weight gain.
We’re also preparing a butyrate-support product designed to complement these foundational strategies. You can join the waitlist now, and when it becomes available, you’ll receive a $5 off coupon by email.
FAQs
Q: Is butyrate the same as taking a GLP-1 drug like Ozempic?
A: No. Drugs mimic GLP-1 but bypass your gut’s natural system. Butyrate restores the function of the L-cells that make GLP-1, without side effects or dependency.
Q: What are the signs that you’re low in SCFAs like butyrate?
A: If you experience digestive problems, low energy, anxiety, poor stress tolerance, or stubborn weight gain, you’re likely not producing enough SCFAs. These symptoms often overlap with conditions like metabolic syndrome, inflammatory bowel disease, and neurodegenerative diseases.
Q: How do you increase butyrate production naturally?
A: To boost butyrate, you need to feed the gut bacteria that make it. First heal your gut by focusing on easy-to-digest carbs like fruit and white rice. Then, start slowly adding fermentable fibers like resistant starch (found in cooked-and-cooled potatoes and green bananas) and inulin-rich vegetables (like garlic and onions). Cutting out vegetable oils and processed foods is also key to stop disrupting your gut’s microbial balance.
Q: How fast can butyrate production increase?
A: Changes begin within days of dietary shifts, but full restoration of microbial diversity and L-cell function can take weeks to months.
Q: What if you don’t tolerate fiber at all?
A: That’s a sign your gut terrain needs more repair. Start with broth, peeled fruit, and gentle carbs, then gradually work up.
- 1 Signal Transduction and Targeted Therapy, Volume 9, Article Number 234 (2024)
- 2 Int J Obes Relat Metab Disord. 2001 Jun;25(6):781-92
- 3 Adv Nutr. 2018 Feb 9;9(1):21-29
- 4 Pharmacological Research, Volume 160, October 2020, 105174
- 5 Short-Chain Fatty Acids Influence the Gut-Brain Connection by Dr. Joseph Mercola
Chronic Fatigue Syndrome Linked to Energy Metabolism and Immune Dysfunction
Reproduced from original article:
https://articles.mercola.com/sites/articles/archive/2026/03/05/chronic-fatigue-syndrome-energy-metabolism-immune-dysfunction.aspx
Analysis by Dr. Joseph Mercola March 05, 2026
Story at-a-glance
- Myalgic encephalomyelitis, also known as chronic fatigue syndrome (ME/CFS), affects 2 million Americans with debilitating fatigue, post-exertional malaise, and cognitive problems. New research links this condition to mitochondrial dysfunction and impaired cellular energy production
- Studies show ME/CFS patients struggle to produce adequate energy through normal pathways
- The condition compromises immune function by reducing natural killer (NK) cells and dendritic cells, leaving the body with diminished defense capabilities and increased vulnerability
- Blood vessel function suffers when cellular energy drops, causing circulatory problems like poor oxygen delivery, dizziness, and cold extremities that worsen overall fatigue
- Recommended strategies include reducing seed oil consumption, supporting gut health with whole foods, exercising to generate new mitochondria, and prioritizing restorative sleep
Americans report high rates of chronic fatigue, but myalgic encephalomyelitis (ME), also called chronic fatigue syndrome (CFS), represents a distinct, clinically defined disease that affects a small subset of the population rather than a diagnosis that explains widespread tiredness. Around 2 million people currently have ME/CFS, which is characterized by crushing fatigue that does not improve with rest, plus post-exertional malaise, unrefreshing sleep, pain, and cognitive problems, such as brain fog.1
The exact cause of ME/CFS remains unknown. Research suggests that the condition can follow certain triggers, including acute viral infections and severe physical or psychological stress, but no single cause has been identified. In recent years, several studies have reported abnormalities in mitochondrial function and energy metabolism in people with ME/CFS, suggesting a possible role for disrupted ATP production.
Immune Cells Show Clear Signs of Energy Overload
A study published in Cell Reports Medicine examined how ME/CFS is linked to a failure in cellular energy production. For the analysis, the researchers looked at an array of biomarkers, including immune cell metabolism, immune cell composition, and blood makeup.2
The study population included 61 individuals who met strict diagnostic criteria for ME/CFS, meaning they had long-standing fatigue, profound crashes following physical or mental effort, unrefreshing sleep, and cognitive problems.
• There is an ATP imbalance — The study found that adenosine monophosphate (AMP) and adenosine diphosphate (ADP) — two forms of energy molecules that rise when the cell exhausts adenosine triphosphate (ATP) — were elevated in ME/CFS patients. To put that into perspective, ATP is your body’s ideal energy format, whereas ADP and AMP are the substrates for ATP synthesis. If your body begins to use these, the energy you’re using is substandard.
• A theory on how cellular energy production is compromised — The researchers believe that those with ME/CFS have trouble producing enough energy due to an obstacle in the production chain. While their findings aren’t solid enough to propose a definite conclusion, here’s what they theorized:3
“The elevated NAD+ [nicotinamide adenine dinucleotide] levels observed in PBMCs [peripheral blood mononuclear cells], together with the increased AMP and ADP, suggest that NAD+ is not being efficiently reduced to NADH [nicotinamide adenine dinucleotide + hydrogen] to drive ATP synthesis through oxidative phosphorylation.
This impaired reduction of NAD+ to NADH may also help explain the observed inverse correlation between plasma AMP and PBMC ATP levels, although this finding requires further study.”
• Another major finding involved the natural killer (NK) cells — The researchers also discovered changes in the balance of immune cell types, including a reduction in certain mature dendritic cells and terminal NK cells. These normally help coordinate immune responses and act as a first line of defense.
When the population of NK cells drops, the immune system loses some of its agility and responsiveness. This means the fatigue you’re feeling is not only about energy loss — your immune system shifts into a pattern that reflects reduced readiness.
• Blood tests paint a more complete picture — The team reported higher levels of proteins associated with thrombus formation and altered vascular reactivity in the ME/CFS group. For context, thrombus means blood clot formation, and vascular reactivity reflects how blood vessels respond to signals that regulate tightening and relaxation.
When these protein levels rise, it suggests the lining of the blood vessels is under strain, which disrupts healthy circulation. For someone with ME/CFS, that could mean poor oxygen delivery, dizziness upon standing, and cold extremities.
• The study highlighted where the largest metabolic imbalances appeared — Individuals with the most altered ATP-to-ADP ratios tended to show larger distortions in immune cell composition. That suggests a link between energy depletion and immune exhaustion. If the immune system lacks energy, its cells lose the ability to mature properly or carry out normal defense tasks.
In addition, the vascular protein shifts closely aligned with the energy imbalance. When cellular energy drops, blood vessel function suffers. When this happens, the delivery of nutrients and oxygen is affected. This creates a loop that leaves the entire body underpowered.
• The biological mechanisms behind these findings trace back to disrupted ATP production — Normally, mitochondria generate ATP through oxidative phosphorylation, a process that depends on oxygen, nutrients, and intact cellular machinery.
When ATP falls and ADP or AMP rises, the cell enters a state of metabolic stress. Here, the cell may shift into emergency survival mode instead of normal function. That shift drains resilience, reduces cellular performance, and leaves tissues — especially the immune system and blood vessels — operating at a deficit.
• Another mechanism involves immune maturation — Dendritic cells and NK cells rely on ATP to fuel activation, communication, and response signaling. When ATP drops, these cells lose their functional sharpness. The study found this exact pattern: fewer mature cells and more signs of immune imbalance.
• Mechanistic hallmarks of ME/CFS — Although the paper did not measure symptom improvement over time, it did compare variables to determine which markers best distinguished ME/CFS participants from healthy controls.
A statistical model that incorporated metabolic markers, immune shifts, and vascular proteins reliably separated the two groups. This includes an abundance of AMP and ADP. In addition, the immune system is skewed towards less mature pathogenic fighters, alongside a lower population of NK cells.
Energy Deficits Push the Immune System Toward Burnout
In a related study published in Biomolecules, researchers showed how energy metabolism and immune function interact in ways that worsen symptoms of ME/CFS over time. Here, they used a broad body of evidence to map out how energy shortages inside cells feed directly into immune dysfunction, especially immune senescence and immune exhaustion.4
• Mitochondrial dysfunction stands at the center of this illness — However, the study adds something new to the conversation. In particular, the researchers noted that those with ME/CFS have compromised levels of carnitine, which is needed for fatty acid oxidation and energy metabolism.
Moreover, the researchers noted that this chemical helps maintain integrity of the mitochondria and reduce the production of reactive oxygen species (ROS). The image below provides an overview of their hypothesis:
Source: • The link to viruses — The paper identifies striking parallels between ME/CFS and chronic viral infections. In chronic viral states, the immune system fights for long periods without rest. Over time, some immune cells lose function and responsiveness through a process called cellular senescence, a state in which cells remain alive but no longer divide or respond effectively to threats. And when this reaches a chronic state, ME/CFS pathology occurs.
• Immune function breaks down — The immune system in people with ME/CFS shifts into a dysfunctional state. Similar to the previous study, they have altered NK cell function, changes in cytotoxic T cells, and persistent immune activation patterns that resemble those seen with unresolved infections.
• How energy metabolism and immune regulation are linked — The researchers argue that mitochondrial defects impair the immune system’s internal communication network. In addition, the same dysfunction creates a bottleneck for immune activity itself. In other words, your cells do not produce enough energy to meet the demands of immune signaling, repair, or defense.
• ME/CFS displays patterns of metabolic inflexibility — Cells struggle to switch between energy pathways or ramp up ATP production during stress. When your cells cannot adapt, even minor activity can produce a disproportionate crash. The featured study highlights published literature showing impaired energy production and utilization.
• Immune exhaustion driven by chronic metabolic strain — The paper explains that persistent energy deficits interfere with immune cell communication and their ability to generate powerful responses. When immune cells lack ATP, they lose the ability to proliferate, secrete cytokines, or kill infected targets effectively.
Strategies to Reclaim Your Energy and Live Life to the Fullest
If you’re low on energy, the solution isn’t drinking more coffee or energy drinks. It lies in your mitochondria, which has been compromised to such a point that it can’t function properly anymore. That said, I’ll be releasing a new book soon, “Cancer Cure,” which explores what changes occurred in our society today that resulted in a dramatic rise in metabolic dysfunction among millions of Americans.
The book will also discuss several strategies that can help you regain your cellular energy and improve your quality of life. Here are some of my recommendations:
1. Reduce linoleic acid (LA) intake — One of the reasons why you’re feeling fatigued is excess intake of LA, one of the most prominent toxins in the Western food supply. In fact, I’d go so far as to rank it above refined sugar, although that plays a role, too.
The reason why I’m saying this is because excess LA generates reactive byproducts that eventually suppress immune behavior, as well as damaging your mitochondria. So, get rid of any foods you have that contain LA, which are mainly seed oils — soybean, corn, cottonseed, canola, sunflower, and grapeseed.
In a previous article, I mentioned that modern Western diets now contain 15 to 25 grams of LA daily, which is a far cry from the estimated 2 to 4 grams that pre-industrial populations consumed.
In light of this, I recommend you keep your LA intake below 5 grams a day; if you can keep it below 2 grams, that’s even better. To track the LA in your food, sign up for the upcoming Mercola Health Coach app. It contains a feature called the Seed Oil Sleuth, which calculates daily LA consumption to a tenth of a gram. Swap LA-rich seed oils for healthier saturated fats like grass fed butter, ghee, tallow, and coconut oil.
2. Familiarize yourself about sources of LA — You’ll find LA not just in cooking oil sold in grocery stores. They’re found in most ultraprocessed foods, so it’s important to read through the ingredient list of whatever you’re buying.
In addition, it would be wise to minimize the times you eat in restaurants or order takeout. Unless strictly stated otherwise, it’s safe to assume that all the food cooked in these establishments use seed oils.
LA also is found in conventionally raised chicken and pork due to the ultraprocessed nature of their feed. Prioritize beef, lamb, bison, and other ruminants, which are likely to have lower LA levels.
3. Support your immune cells at the mitochondrial level — When ATP runs low, immune cells can’t communicate, divide, or kill threats efficiently. Several natural compounds have shown promising effects in boosting mitochondrial resilience and NK cell performance:
• Beta-glucans from yeast and mushrooms wake up your immune system by activating macrophages and NK cells.
• PQQ, found in papaya and green tea, sparks the production of new mitochondria and protects them from oxidative wear and tear.
• Urolithin A, a gut-derived compound from pomegranates, recycles defective mitochondria to keep your cellular engines running clean.
• Polyphenols like quercetin, fisetin, curcumin, and resveratrol scavenge harmful free radicals and reduce inflammatory suppression of NK cells.
In preclinical studies, when NK cells were given a combination of these compounds — delivered via nanoliposomes that targeted mitochondria directly—their killing capacity jumped five to tenfold. Instead of exhausting after five to ten kills, these cells could eliminate 30 to 50 targets before tiring out.
4. Repair your gut — Aside from your mitochondria, LA also wrecks your gut microbiome, which plays an extensive role in your health, including energy metabolism.5
Gut repair requires adequate carbohydrate intake to support intestinal cells and microbial balance. Your gut lining relies on glucose as a primary fuel, and insufficient carbohydrate intake can slow repair and weaken barrier integrity. Most adults need at least 250 grams of carbohydrates per day, adjusted for activity level and metabolic status. This intake supports gut repair, thyroid signaling, and overall energy balance.
Begin with well-tolerated carbohydrate sources such as sweet potatoes, carrots, winter squash, ripe fruit, and cooked white rice. These foods supply glucose while being lower in fermentable substrates. Add high-fiber foods slowly if gut health remains poor. Large amounts of fiber can intensify bloating, cramping, and constipation when intestinal permeability or dysbiosis persists. In this phase, prioritize digestible carbohydrates first and increase fiber only in small, gradual steps as tolerance improves.
As epithelial integrity strengthens and immune signaling stabilizes, fiber tolerance will improve as well. At that point, a broader range of fiber-rich foods can support short-chain fatty acid production and long-term resilience.
5. Exercise with restraint and precision — Your immune system relies on cytotoxic T lymphocytes and NK cells to remove damaged or dysfunctional cells. In ME/CFS, immune signaling, mitochondrial output, and energy recovery all falter, which changes how your body responds to physical stress. So, conventional exercise advice does not apply here.
High-intensity or endurance exercise often worsens symptoms and can trigger post-exertional malaise, a hallmark feature of ME/CFS. Rather than restoring immune function, excessive exertion can deepen mitochondrial injury and prolong recovery.
The goal is not fitness training. The goal is cellular signaling without metabolic overload. Most ME/CFS researchers emphasize gentle, low-stress movement that respects your available energy. Appropriate options include slow walking, light stretching, yoga, tai chi, and short bouts of resistance exercise that use body weight or very light loads.
Time and intensity matter more than duration. Many patients tolerate exercise best in intervals lasting seconds to a few minutes, followed by full recovery. Heart-rate monitoring and pacing strategies help you stay below your anaerobic threshold, which lowers the risk of symptom relapse. As mitochondrial function and autonomic balance improve, capacity often expands gradually.
Progress depends on consistency, recovery, and restraint, not intensity. Any program should adapt to daily energy limits rather than fixed schedules or goals.
6. Get restorative sleep — This is another cornerstone of health that’s often overlooked. In the case of people diagnosed with ME/CFS, research shows that sleep habits are often compromised — longer sleep onset latency and reduced sleep efficiency are common occurrences.6
When you get proper sleep, your body undergoes crucial repair processes. In particular, sleep allows your immune system to rest, allowing optimal surveillance in the long run against wayward cells that contribute to fatigue.
If you’re having a hard time sleeping, there are many strategies to help you. Read “Sleep — Why You Need It and 50 Ways to Improve It.” There, I also go over the science on what happens to your body while you rest, as well as the consequences of insufficient sleep.
Frequently Asked Questions (FAQs) About Chronic Fatigue Syndrome and Mitochondrial Function
Q: What is ME/CFS, and how common is it?
A: Myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) affects approximately 2 million Americans. It’s characterized by crushing fatigue that doesn’t improve with rest, post-exertional malaise, unrefreshing sleep, pain, and cognitive problems like brain fog.
Q: What does new research reveal about the underlying cause of ME/CFS?
A: Research found that ME/CFS patients have elevated adenosine monophosphate (AMP) and adenosine diphosphate (ADP) — energy molecules that accumulate when cells exhaust their primary energy source, adenosine triphosphate (ATP) — suggesting the body struggles to produce adequate cellular energy.
Q: How does ME/CFS affect the immune system?
A: Patients have reduced populations of natural killer (NK) cells and dendritic cells, both critical for immune defense. Because immune cells depend on ATP to function, energy deficits cause immune exhaustion and reduced ability to fight infections.
Q: Why do ME/CFS patients often experience circulatory symptoms like dizziness and cold extremities?
A: Studies found elevated proteins associated with blood clot formation and altered vascular function. When cellular energy drops, blood vessel function suffers, impairing oxygen and nutrient delivery throughout the body.
Q: What lifestyle strategies may help improve cellular energy production?
A: Recommendations include reducing linoleic acid intake (found in seed oils) to below 5 grams daily, optimizing gut health with fiber-rich whole foods, exercising according to ability to stimulate new mitochondria production, prioritizing restorative sleep, and supporting your immune cells at the mitochondrial level with natural compounds such as beta-glucans, PQQ, urolithin A, and polyphenols.
How Butyrate Fuels GLP-1 — Your Gut’s Built-In Weight Management System
Reproduced from original article:
https://articles.mercola.com/sites/articles/archive/2026/03/03/butyrate-and-glp-1-production.aspx
Analysis by Dr. Joseph Mercola March 03, 2026
Story at-a-glance
- Butyrate is a short-chain fatty acid (SCFA) produced when gut bacteria ferment dietary fiber. It serves as the primary fuel for colon cells, including L-cells that produce GLP-1
- When your gut produces enough butyrate, natural GLP-1 secretion works properly, supporting appetite control, insulin sensitivity, and weight regulation
- This butyrate-driven GLP-1 pathway represents your body’s built-in weight management system. My new book, “Weight Loss Cure; Melt Fat Naturally With Your Own GLP-1,” provides a step-by-step plan to rebuild butyrate production, restore natural GLP-1 signaling, and correct the root drivers of weight gain
- Low butyrate production disrupts GLP-1 signaling and contributes to obesity, insulin resistance, and metabolic disease
- Beyond weight regulation, butyrate also supports gut integrity, immune balance, and protection against chronic disease
Butyrate is a short-chain fatty acid (SCFA) produced in your gut when beneficial bacteria ferment dietary fiber that your body cannot digest on its own. While often described as a gut-health compound, butyrate also plays a central role in metabolic regulation and weight control.
As the primary energy source for colonocytes (the cells lining your colon), butyrate provides up to 70% of their energy needs.1 This includes enteroendocrine L-cells, the specialized cells responsible for producing glucagon-like peptide-1 (GLP-1) — a hormone that regulates appetite, insulin secretion, gastric emptying, and fat storage.
When your gut produces enough butyrate, L-cells receive the fuel they require to generate GLP-1 at appropriate levels. In this state, appetite regulation, blood sugar control, and energy balance function as designed. When butyrate production falls, GLP-1 output declines, and weight gain becomes more likely. This mechanism is the central topic of my new book, “Weight Loss Cure; Melt Fat Naturally With Your Own GLP-1,” available in hardcover as of today.
Butyrate Supports Natural GLP-1 Production and Weight Regulation
GLP-1 acts as a master regulator of metabolic health. It enhances insulin release after meals, suppresses glucagon, slows gastric emptying, and promotes satiety2,3,4,5 — all of which support blood sugar control and appetite regulation.
The butyrate–GLP-1 axis plays a key role in this natural system by fueling the L-cells that produce GLP-1. In addition to supporting GLP-1 signaling, butyrate also enhances energy expenditure by boosting fat oxidation and thermogenesis in brown adipose tissue.6,7 Animal studies reinforce these benefits: in mice fed a high-fat diet, butyrate supplementation significantly improved glucose metabolism and prevented weight gain.8
Pharmaceutical GLP-1 agonists attempt to mimic this effect, but your body already possesses a mechanism to produce GLP-1 on its own — provided L-cells receive sufficient fuel. Butyrate activates free fatty acid receptors on L-cells, which directly stimulate GLP-1 secretion.
Research shows that reduced butyrate availability leads to lower GLP-1 output, impaired insulin sensitivity, increased appetite, and greater fat accumulation.9 In this framework, obesity reflects a breakdown in microbial fuel delivery rather than a failure of calorie control alone.
Your ability to produce butyrate depends on a healthy ecosystem of anaerobic, fiber-fermenting bacteria. Poor dietary choices, environmental toxins, and antibiotic exposure disrupt this balance, reducing your gut’s capacity to generate butyrate and impairing GLP-1 signaling as a result.
In addition to its role in appetite regulation and GLP-1 signaling, butyrate also reduces inflammation, strengthens your gut barrier, supports immune system balance,10 and improves blood sugar control, insulin sensitivity and overall metabolic function. This isn’t just a backup system — it’s your original blueprint. Restoring it unlocks the metabolic harmony pharmaceuticals try to imitate.
Your Gut Was Built for This: Butyrate and GLP-1 Are the Natural Design
Pharmaceutical GLP-1 agonists are marketed as breakthroughs, but they’re merely stand-ins for a system your body already perfected: GLP-1 secretion driven by butyrate. Your L-cells are engineered to release GLP-1 in response to butyrate. When the gut microbiome is balanced and well-fed with fermentable fiber, GLP-1 production activates after meals to regulate appetite, support insulin release, and promote fat burning — all without a prescription.
This design evolved to work in harmony with ancestral diets rich in whole foods, fiber, and unprocessed carbohydrates. Disruption to this design — whether from ultraprocessed foods, antibiotics, or synthetic additives — breaks the microbial fuel line, not the hormonal hardware. When you restore butyrate production, you remove the blockages and letting your built-in weight regulation system function again, as intended.
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Butyrate’s Role in Combating Metabolic Disorders
Metabolic disorders, including Type 2 diabetes, obesity and metabolic syndrome, disrupt how your body processes sugar (glucose) and manage energy, leading to serious health issues like heart disease, stroke, and kidney disease.
At the heart of these conditions is insulin resistance, wherein your cells fail to respond properly to insulin, the hormone that regulates blood sugar levels. This leads to high blood sugar levels, which damage various organs over time.
Research has shown that butyrate improves how your body responds to insulin and regulates blood sugar by activating pathways involved in energy metabolism and mitochondrial function.
By enhancing the activity of key metabolic regulators — AMP-activated protein kinase (AMPK), a cellular energy sensor, and peroxisome proliferator-activated receptors (PPARs), a group of nuclear receptors that control fat and glucose metabolism — butyrate boosts your ability to process glucose and improve cellular energy balance. It also supports pancreatic β-cells (beta-cells), which are essential for insulin production.11,12
The chronic inflammation associated with metabolic disorders exacerbates insulin resistance and glucose dysfunction. Butyrate helps counter this by reducing inflammation through the inhibition of histone deacetylases (HDACs), enzymes that regulate gene expression, and nuclear factor kappa B (NF-κB), a key transcription factor that drives inflammatory signaling — creating a healthier environment for cells to respond to insulin effectively.
The Integral Role of Butyrate in Gut Health and Immune Function
Butyrate also plays a vital role in overall gut health and immune function. Your gut, which houses 70% to 80% of the immune system,13 serves as a central hub for immune activity. Maintaining this relationship between your gut and immunity requires a balanced microbiome, an intact intestinal barrier and effective immune communication.
Butyrate is central to this harmony, acting as both a fuel source and a signaling molecule that bridges the gut environment with immune function. Regulatory T cells (Treg) are indispensable for immune tolerance, preventing the overactivation of the immune system and protecting against chronic inflammation.14
Butyrate enhances Treg function by promoting the expression of FOXP3, a transcription factor that stabilizes these cells. This mechanism helps maintain a balanced immune response, reducing the likelihood of autoimmune conditions and inflammatory damage.15
In addition, butyrate strengthens your gut-associated lymphoid tissue (GALT) by enhancing the production of immunoglobulin A (IgA), a mucosal antibody that forms a protective barrier over the gut lining.16 GALT plays a pivotal role in gut immunity by monitoring intestinal contents and triggering appropriate responses to pathogens while tolerating beneficial bacteria.17
As a signaling molecule, butyrate facilitates communication between the gut microbiota and immune cells. It also promotes the growth of beneficial bacteria strains like Faecalibacterium prausnitzii and Roseburia, which further support a healthy microbiome and immune system. This symbiotic relationship reduces the presence of harmful bacteria and minimizes unnecessary immune responses, preventing tissue damage from excessive inflammation.18,19
Your intestinal barrier is another cornerstone of immune health, preventing the translocation of pathogens, antigens and toxins into your bloodstream. Butyrate strengthens this barrier by upregulating tight junction proteins, such as claudin and occludin, which seal gaps between intestinal cells.20
Butyrate’s immunomodulatory effects also extend beyond the gut. By fine-tuning the activity of macrophages and dendritic cells, butyrate promotes a balance between immune activation and tolerance. This regulation is particularly important in preventing overreactions to harmless stimuli, such as dietary proteins or commensal bacteria, which leads to food allergies or autoimmunity.21
Butyrate Fights Inflammatory Bowel Disease (IBD)
Inflammatory bowel disease (IBD), which encompasses a range of conditions like Crohn’s disease and ulcerative colitis, causes chronic inflammation in your digestive tract. This ongoing inflammation leads to various uncomfortable and sometimes debilitating symptoms, including abdominal pain, persistent diarrhea, weight loss, fatigue, and even malnutrition.22
The exact cause of IBD is not fully understood, but it’s believed to involve a combination of genetic factors, immune system dysfunction, and environmental triggers.23 Because butyrate is produced directly in the colon, the site of inflammation in IBD, researchers have been investigating its benefits for managing these conditions.
Research24 shows that individuals with IBD often experience a “double hit” — a decline in butyrate-producing microbes and a diminished ability to utilize butyrate effectively. They also have reduced expression of butyrate receptors in the colon, which hampers butyrate uptake. Additionally, inflammatory cytokines like tumor necrosis factor-alpha (TNFα) reduce butyrate oxidation in intestinal epithelial cells, further impairing its utilization.
Decreased butyrate levels linked to IBD also affect aryl hydrocarbon receptor (AHR) activity, a key signaling pathway that promotes gut health by increasing interleukin-22 (IL-22) expression, which plays a protective role in maintaining epithelial integrity and reducing inflammation.
AHR activity is found to be lower in IBD patients, suggesting that reduced butyrate availability impairs this pathway. Experimental models further support this connection, demonstrating that AHR activation protects against colitis in mice,25 highlighting a mechanism by which restoring butyrate levels could improve IBD outcomes.
Clinical research has explored different methods of delivering butyrate directly to the colon, including enemas, which deliver the butyrate directly to the rectum and lower colon.26 Some clinical trials have demonstrated that butyrate enemas helped reduce inflammation, improve bowel movement frequency and enhance mucosal healing in some patients with ulcerative colitis.
These outcomes are attributed to butyrate’s ability to suppress pro-inflammatory signaling pathways, such as NF-κB, and promote the differentiation of regulatory T cells, which help modulate immune responses.27 Butyrate also strengthens your gut barrier by enhancing the expression of tight junction proteins, reducing intestinal permeability and preventing the translocation of harmful substances that exacerbate inflammation.28
Despite promising results, the effectiveness of butyrate for IBD varies from person to person, and more research is needed to determine the optimal dosage, delivery methods and specific types of IBD that respond best to this treatment.
How to Approach Fiber Intake to Boost Butyrate Production
Increasing fiber intake is a key step toward promoting butyrate production. However, this approach assumes you already have a balanced and functional gut microbiome. Unfortunately, most people today have compromised gut health due to exposure to metabolic toxins, processed foods and other environmental toxins. In such cases, consuming large amounts of fiber can do more harm than good.
This presents a complex challenge, as fiber is generally considered essential for gut health, as its fermentation by beneficial bacteria produces the SCFAs needed for cellular energy in the colon, gut barrier integrity and maintaining a low-oxygen environment.
However, in an imbalanced microbiome, this process is hijacked by harmful bacteria. When these bacteria dominate, they ferment fiber in ways that increase endotoxin production, perpetuating gut damage and metabolic dysfunction. Therefore, the key to leveraging fiber’s benefits while avoiding harm lies in restoring a healthy balance in your gut microbiome first.
Healing your gut starts with creating the optimal low-oxygen environment that beneficial, oxygen-intolerant bacteria need to thrive. An essential strategy is elevating carbon dioxide levels in your gut, which is achieved by increasing your carbohydrate intake, particularly easily digestible ones.
If your gut health is severely compromised, I recommend starting with white rice and whole fruits. After one to two weeks, transition to more complex carbohydrate sources like maple syrup and root vegetables, followed by starchy and non-starchy veggies, beans, legumes and whole grains.
This approach allows your microbiome to regain balance and ensures that fiber enhances, rather than disrupts, butyrate production. For more guidance on how to repair and optimize your gut health, I recommend exploring the strategies detailed in my new book, “Your Guide to Cellular Health.”
How to Tell It’s Working: A Timeline for Gut Restoration
As you rebuild your gut’s capacity to handle fiber, it helps to know what progress looks like and how to move forward confidently. As you reintroduce easily digestible carbohydrates and gradually build up to more complex fibers, here’s what to expect:
• In the first 7 to 14 days — Bloating may decrease, bowel movements normalize, and carb tolerance begins to improve. Your gut microbes shift toward more oxygen-sensitive species, laying the groundwork for butyrate production.
• After 3 to 4 weeks — Signs of progress include reduced sugar cravings, improved energy, more stable appetite signals, and better sleep. These changes reflect enhanced GLP-1 signaling, improved insulin response, and stabilized gut-brain communication.
• When to add more fiber — Once your digestion feels smoother and post-meal fatigue decreases, it’s safe to start introducing more prebiotic-rich foods, such as cooked-and-cooled potatoes, green bananas, oats, and legumes, which feed butyrate-producing bacteria without triggering inflammation.
Beyond Carbs and Fiber: Other Ways to Support Butyrate
Carbohydrate periodization isn’t the only way to build butyrate. These strategies also support production and microbial diversity:
1. Resistant starch — Found in green bananas, and cooked-and-cooled rice and potatoes, this form of starch resists digestion and feeds butyrate-producing bacteria directly.
2. Polyphenol-rich foods — Berries, pomegranate, and dark chocolate help modulate gut microbes and enhance SCFA output.
3. Ghee and butter — These dairy fats already contain small amounts of butyrate, giving your colonocytes a direct supply.
4. Fermented foods — While they don’t produce butyrate themselves, they can increase microbial diversity, which supports the ecosystem needed for butyrate fermentation.
For a personalized look at your microbiome, consider functional gut testing. Stool tests that measure SCFA levels, microbial diversity, and species abundance (e.g., Faecalibacterium prausnitzii, Roseburia) can identify if your butyrate production is low and help you track progress over time.
You can start putting these strategies into practice right now with my new book, “Weight Loss Cure; Melt Fat Naturally With Your Own GLP-1,” which provides a step-by-step plan to rebuild butyrate production, restore natural GLP-1 signaling, and correct the root drivers of weight gain. The hardcover edition is available starting today.
We’re also preparing a butyrate-support product designed to complement these foundational strategies. You can join the waitlist now, and when it becomes available, you’ll receive a $5 off coupon by email.
The Bottom Line
Your body already contains a highly effective system to manage weight and regulate your metabolic health. It depends on butyrate-fueled GLP-1 production, not injections. When your gut produces enough butyrate, L-cells function properly, appetite regulation stabilizes, insulin sensitivity improves, and weight control follows. Pharmaceutical substitutes attempt to replace a process that occur naturally with every meal. By restoring butyrate production, you restore metabolic control at its source.
FAQ about Butyrate and GLP-1 for Weight Management
Q: What is butyrate, and how does it affect your weight?
A: Butyrate is a short-chain fatty acid produced by beneficial gut bacteria when they ferment dietary fiber. It fuels colon cells, including L-cells that produce GLP-1 — a hormone that regulates appetite, insulin secretion and fat storage. Adequate butyrate supports GLP-1 production, helping your body naturally manage weight, curb hunger and maintain insulin sensitivity. Animal studies show that butyrate can prevent weight gain and metabolic damage from high-fat diets.
Q: Why is natural GLP-1 production better than pharmaceutical GLP-1 agonists?
A: GLP-1 drugs attempt to mimic a natural system already built into your gut. When L-cells have enough butyrate, they release GLP-1 in response to meals — a signal that tells your body to slow digestion, release insulin and stop eating. This self-regulating system works with your metabolism, not against it. Low butyrate disrupts this pathway, which is often overlooked in obesity and diabetes treatment.
Q: How does butyrate support metabolic health beyond weight control?
A: Butyrate enhances GLP-1 secretion, improves insulin sensitivity, reduces blood sugar levels and promotes fat burning by activating key metabolic regulators like AMPK and PPARs. It also boosts pancreatic β-cell function and lowers inflammation by inhibiting HDAC and NF-κB pathways.
Q: Can butyrate help with inflammatory bowel diseases?
A: Yes. People with IBD often have lower levels of butyrate-producing bacteria and fewer butyrate receptors in their gut lining, reducing the benefits of this anti-inflammatory compound. Research shows butyrate helps reduce inflammation, improve bowel function and support healing by restoring gut barrier integrity, enhancing regulatory T-cell activity and calming immune overactivation.
Q: How can you safely boost butyrate production if your gut is compromised?
A: If your microbiome is imbalanced, fiber alone can backfire by feeding harmful bacteria. The first step is restoring gut conditions that allow beneficial, fiber-fermenting microbes to thrive. Start by increasing easy-to-digest carbohydrates like white rice and whole fruits to promote the right microbial environment. Once stabilized, gradually add more fiber-rich foods that support butyrate production.
- 1 Clinical Nutrition, Volume 42, Issue 2, February 2023, Pages 61-75
- 2 Signal Transduction and Targeted Therapy, Volume 9, Article Number 234 (2024)
- 3 Int J Obes Relat Metab Disord. 2001 Jun;25(6):781-92
- 4 Adv Nutr. 2018 Feb 9;9(1):21-29
- 5 Pharmacological Research, Volume 160, October 2020, 105174
- 6 J. Agric. Food Chem. 2024, 72, 1, 449-460
- 7 Front Pharmacol. 2022 Feb 2:12:837509
- 8 JCI Insight. 2023 Feb 22;8(4):e166655
- 9 PLoS ONE 7(4): e35240
- 10, 24, 26, 27, 28 Clinical Nutrition, Volume 42, Issue 2, Page 61-75
- 11 Front Pharmacol. 2022 Feb 2;12:837509
- 12 Obes Rev. 2022 Jul 20;23(10):e13498
- 13 Nutrients. 2021 Mar 9;13(3):886
- 14, 15 Nature. 2013 Nov 13;504(7480):451-455
- 16 Science Direct, Gut-Associated Lymphoid Tissue
- 17 Mucosal Immunology Volume 14, Pages 793-802 (2021)
- 18 Biomedicine & Pharmacotherapy. Volume 167, November 2023, 115568
- 19 AMB Expr 11, 33 (2021)
- 20 Biology (Basel). 2021 Mar 9;10(3):205
- 21 J Inflamm Res. 2021 Nov 18;14:6025-6041
- 22, 23 StatPearls [Internet]. Inflammatory Bowel Disease
- 25 Int J Mol Med. 2018 Feb;41(2):868-876
Why Weight Loss Stalls When Your Cells Are Starving for the Wrong Fuel
Reproduced from original article:
https://articles.mercola.com/sites/articles/archive/2026/03/02/akkermansia-gut-health-weight-loss.aspx
Analysis by Dr. Joseph Mercola March 02, 2026
Story at-a-glance
- My new book, “The Weight Loss Cure,” offers a step-by-step guide to rebuilding your gut ecosystem so you can restore your body’s natural weight-control system — no injections required
- Your gut produces the same GLP-1 hormone that weight-loss drugs like Ozempic mimic, meaning your body already has the natural machinery for appetite control and fat burning
- Damage from seed oils and low-fiber diets weakens your gut barrier, disrupts GLP-1 signaling, and causes inflammation that blocks weight loss
- A key gut bacterium called Akkermansia muciniphila helps repair your gut lining, balance blood sugar, and promote natural fat loss — even in its pasteurized, non-living form
- Restoring gut health begins with repairing the barrier, reducing linoleic acid intake, and gradually reintroducing diverse fibers to produce “Gut Gems” like butyrate that calm inflammation and stabilize metabolism
I often hear from people frustrated that their weight loss has stalled. They’re eating less, exercising more, and yet the scale won’t move. Many turn to weekly injections like Ozempic, Wegovy, or Mounjaro, hoping for an easy fix. These drugs mimic a natural gut hormone called glucagon-like peptide-1 (GLP-1), which quiets appetite and steadies blood sugar. They work for a while — until they don’t. Once the shots stop, most people regain the weight.
What these drugs imitate, your body is already designed to do on its own. The problem isn’t a lack of willpower or medication — it’s that your gut and metabolism have stopped communicating properly. Your gut is more than a digestive tube; it’s your body’s metabolic command center. Inside it live trillions of microbes that decide whether you burn or store fuel.
In my new book “The Weight Loss Cure,” I explain how one microbe, Akkermansia muciniphila, acts as the missing link between your gut and lasting fat loss. People with higher levels of Akkermansia are naturally leaner, less inflamed, and more insulin-sensitive. This microbe strengthens your gut lining and stimulates the release of GLP-1 — the same hormone drug companies are charging thousands of dollars to mimic.
Modern eating habits have nearly erased this built-in advantage. Industrial seed oils packed with linoleic acid (LA) damage your gut lining and block the microbes that control your appetite. Low-fiber diets make the problem worse, starving the bacteria that produce the short-chain fatty acids (SCFAs) your metabolism depends on. When your gut barrier breaks down, inflammation rises, hunger surges, and fat loss stops.
That’s why I wrote “The Weight Loss Cure.” It’s a step-by-step guide to fixing your gut from the inside out so your body can do what it was always meant to — burn fat naturally. This sneak peek gives you the big picture, but if you’re serious about reclaiming your metabolism, reading my new book will show you exactly how to rebuild your gut ecosystem and reactivate your body’s own GLP-1 system — no injections required.
Your Gut Already Has the Machinery for Weight Loss
In “The Weight Loss Cure,” I show how the same intestinal L cells that GLP-1 drugs target already exist inside you. They’re nutrient sensors that tell your brain when you’ve eaten enough, balance your blood sugar, and release insulin. Instead of relying on synthetic hormones, you can restore your body’s natural version by healing your gut.
• Akkermansia muciniphila is your metabolic ally — This remarkable microbe, which I call “Akker,” lives deep in your intestinal mucus layer. It strengthens your gut wall and trains your immune system to calm down. Those with higher levels of Akker tend to stay naturally slim, even when their diets aren’t perfect. It’s one of nature’s best-kept secrets for appetite control.
• Heat-killed Akker works even better than live bacteria — In a human study, participants who took pasteurized Akker improved their insulin sensitivity by nearly 30% and lost more weight than those who took live bacteria.1 That’s because Akker’s surface proteins continue signaling your gut to release GLP-1 even after the bacteria are inactivated. Dead or alive, Akker’s communication system still works.
• Modern seed oils silence your gut’s natural weight-control signals — Seed oils high in LA weaken your colon’s protective lining and suffocate beneficial bacteria. These fragile fats make it harder for your gut cells to burn butyrate — the SCFA your microbes produce when they ferment fiber. The result is a gut full of oxygen that kills off the bacteria you rely on for metabolic balance. The more of these oils you eat, the hungrier and more inflamed you become.
• Fiber is your microbiome’s forgotten fuel — Most people eat less than 15 grams of fiber daily — less than half of what’s needed. Each type of fiber feeds a different set of microbes. When you skip fiber, you starve them, causing the mucus layer to thin and your gut barrier to leak. But here’s the catch: when that barrier is already damaged, adding more fiber too soon actually makes things worse.
Fermentable fibers that are normally helpful start feeding the wrong bacteria, producing excess gas, bloating, and discomfort. As these microbes overgrow, they release fragments like lipopolysaccharide (LPS) — a toxin that seeps through the compromised lining and fires up your immune system.
This sets off a feedback loop of irritation, inflammation, and slower metabolism. The first priority is to repair your gut lining; once it’s stable, reintroducing a variety of fibers helps repopulate the right microbes. Those fiber-fed bacteria then create “Gut Gems” — SCFAs like butyrate — that nourish your colon cells, quiet inflammation, and trigger GLP-1 release naturally.
Gut Gems Are Your Body’s Natural Appetite Regulators
In “The Weight Loss Cure,” you’ll learn that butyrate, acetate, and propionate are the clean-burning fuels that keep your colon healthy. When your colon cells burn these fats, oxygen levels drop, allowing Akker and other beneficial microbes to thrive. In return, those microbes generate more Gut Gems, creating a self-sustaining cycle of gut repair and appetite control.
• Your gut barrier is your metabolic firewall — Think of it as a security gate. It lets nutrients through but blocks toxins and bacterial fragments. When seed oils and inflammation weaken that barrier, toxins leak into the bloodstream, triggering insulin resistance and chronic fatigue. Strengthening it with Akker and Gut Gems seals that gate again, restoring metabolic calm.
• Postbiotics are a powerful complement to conventional probiotics — In “The Weight Loss Cure,” I explain how pasteurized bacteria and bacterial fragments — known as postbiotics — work in a unique way. Instead of colonizing your gut, they deliver targeted molecular signals that help strengthen your gut barrier, reduce inflammation, and support natural GLP-1 activity.
They’re also shelf-stable, acid-resistant, and easy to tolerate, making them an excellent addition to a gut-healing strategy alongside probiotic-rich foods and other microbiome-supporting nutrients.
• Simple daily habits supercharge your gut’s recovery — Walking after meals helps your gut cells use glucose efficiently and strengthens the barrier. Prioritizing deep, regular sleep keeps hormone rhythms steady, and managing stress keeps cortisol from interfering with GLP-1. These choices, though small, amplify everything you’re doing to heal your gut.
• The real cure is repair, not replacement — Once you understand how your gut controls your metabolism, you realize that you didn’t need an injection to begin with. You needed to fix the communication between your gut, your brain, and your cells. By cutting LA, adding fiber diversity, and using targeted postbiotics, you reignite the natural machinery that keeps you lean and energized.
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Rebuild Your Gut to Activate Lasting Weight Loss
If you’re struggling with your weight, I wrote “The Weight Loss Cure” to help you understand that the real solution isn’t found in a syringe — it’s already inside you. Once your gut remembers how to function, your body follows. The result isn’t just weight loss — it’s freedom from the constant battle with food and fatigue.
The following steps are the foundation of “The Weight Loss Cure.” Reading my new book will give you the full blueprint for how to restore your gut’s natural weight-control system, repair your metabolism, and reclaim lasting energy.
1. Cut out excess LA that destroys your gut barrier — Seed oils like soybean, corn, safflower, sunflower, and canola flood your body with oxidized LA that inflames your colon and weakens the mucus layer. Aim to keep daily LA intake under 5 grams, ideally closer to 2 grams.
When my Mercola Health Coach app launches, the Seed Oil Sleuth feature will help you track this down to the tenth of a gram. Replace seed oils with grass fed butter, ghee, or tallow. Within weeks, your gut lining begins to rebuild, inflammation drops, and your microbiome can breathe again.
2. Feed your good bacteria like you’d feed a garden — Your microbiome thrives on prebiotic-rich plants such as green bananas, onions, cooked and cooled rice, and Jerusalem artichokes. Start with fruit and white rice if your digestion is sensitive, and increase diversity gradually. These foods nourish the microbes that produce Gut Gems and support Akker growth — the microbe that turns your gut into a fat-burning factory.
3. Use postbiotics to jump-start healing — Pasteurized Akker improves insulin sensitivity and lowers inflammation without the risks of live bacteria. Think of postbiotics as precision tools that wake up your gut cells, strengthen the barrier, and restore communication between your intestines and your brain’s appetite center.
4. Move and rest strategically — A 30- to 60-minute walk after meals helps keep blood sugar stable and strengthens gut integrity. Prioritize restorative sleep each night. If you’re wired or stressed, practice slow breathing before bed to lower cortisol and give your gut time to repair.
5. Layer in fiber and polyphenols for long-term balance — Once your gut calms, increase soluble and resistant fibers and add colorful polyphenols from berries, tea, and herbs. Fiber feeds your good bacteria, while polyphenols act like antioxidants for your gut, helping Akker bloom. Together, they rebuild your mucus layer and stabilize your metabolism.
FAQs About ‘The Weight Loss Cure’
Q: What is “The Weight Loss Cure” about?
A: My new book, “The Weight Loss Cure,” reveals how your gut — not your willpower — controls your weight. It explains how a little-known bacterium called Akkermansia muciniphila and the SCFAs it helps produce are the real drivers of natural fat loss.
When your gut barrier is damaged by seed oils, low fiber, and inflammation, those systems shut down. The book teaches you how to repair your gut so your body releases GLP-1 naturally — the same hormone drug companies mimic with injections like Ozempic and Wegovy.
Q: Why do GLP-1 weight-loss drugs eventually stop working?
A: These injections copy your body’s GLP-1 hormone, which tells your brain to stop eating and helps control blood sugar. They cause short-term fat loss, but once you stop using them, your natural GLP-1 system is still broken. The gut-brain communication that regulates appetite doesn’t get fixed. “The Weight Loss Cure” shows you how to restart that internal system so you can maintain a healthy weight without drugs.
Q: What role does Akkermansia play in fat loss?
A: Akkermansia lives in your gut’s mucus layer, where it repairs the barrier that protects you from toxins and helps release appetite-regulating hormones. People with higher levels of this microbe are leaner, more insulin-sensitive, and less inflamed. Even pasteurized, “heat-killed” Akkermansia — a postbiotic form — has been shown to improve insulin sensitivity by about 30% and support natural weight loss by enhancing GLP-1 signaling.
Q: What is the “fiber paradox,” and why does it matter?
A: Fiber feeds the beneficial microbes that make SCFAs like butyrate, which tighten your gut barrier and calm inflammation. However, if your gut lining is already damaged, too much fermentable fiber too soon feeds the wrong bacteria and causes gas, bloating, and irritation. This creates a cycle of leaky gut and inflammation. The solution is to repair your gut barrier first, then slowly add diverse fibers to rebuild a balanced microbiome.
Q: What steps can I take now to restore my gut and metabolism?
A: Start by cutting out seed oils high in LA, which inflame and weaken your gut lining. Replace them with stable fats like grass fed butter or ghee. Add prebiotic foods such as green bananas and onions to nourish beneficial microbes, and consider using postbiotics like pasteurized Akkermansia to jump-start healing. Support recovery with daily movement, restorative sleep, and stress management.
Once your gut heals, layer in a variety of fibers and colorful polyphenols to keep your metabolism strong and steady. Reading “The Weight Loss Cure” will walk you through this process step-by-step — helping you rebuild your gut ecosystem, restore natural appetite control, and achieve lasting fat loss from the inside out.
Butyrate — Fueling a Normal Gut Environment and Supporting Energy Production
Reproduced from original article:
https://articles.mercola.com/sites/articles/archive/2026/01/05/butyrate-gut-environment-energy-production.aspx
Analysis by Dr. Joseph Mercola January 05, 2026
Story at-a-glance
- Butyrate is an essential short-chain fatty acid (SCFA) that fuels colon cells, supports gut barrier function and promotes a balanced microbiome. Colon cells rely on butyrate for up to 80% of their energy needs, helping maintain normal gut function and a healthy intestinal lining
- Your gut bacteria produce butyrate by fermenting fiber from whole foods such as fruits, vegetables, legumes and whole grains
- Butyrate supports gut barrier integrity by regulating tight-junction proteins and contributing to mucus production, which protects the colon wall
- Diet and lifestyle significantly impact butyrate production — a high-fiber diet, exercise, hydration, sleep and avoiding processed fats all support SCFA production
- Common misconceptions about butyrate include the idea that fiber supplements alone suffice — whole foods provide a wider variety of fiber, nutrients and benefits. If gut health is compromised, gradual fiber introduction is key — eliminating gut-damaging factors first allows for better microbial balance and butyrate production
You might have heard that fiber is good for your gut, and there is a straightforward reason for that advice: certain substances called short-chain fatty acids, or SCFAs. One SCFA in particular, butyrate, often appears in discussions about normal colon function and everyday energy metabolism in the cells that line your colon.
This article provides an overview of butyrate’s role in a balanced gut environment. It also describes how butyrate is made, ways to support its production, and practical points for anyone who wants to improve their digestive function.
What Is Butyrate?
Butyrate, also known as butyric acid, forms in your colon (the lower part of your intestinal tract) when certain bacteria ferment dietary fiber. This process yields several SCFAs, including acetate, propionate and butyrate, which feed your gut microbes and play roles in everyday colon function. Researchers often place special emphasis on butyrate because it serves as a notable energy source for cells in your large intestine.1
• How butyrate is produced in the gut — When you eat fiber-rich foods, say an apple or a serving of legumes, the bulk of the fiber in these foods passes intact through the upper part of your digestive tract. Once it reaches your colon, certain microbes — such as Roseburia or Faecalibacterium — begin to ferment that fiber, thereby generating SCFAs.2
• Butyrate as a vital energy source for colon cells — Colon cells, known as colonocytes, rely on SCFAs for their day-to-day energy needs. Butyrate is a key fuel for these cells. Colonocytes convert the butyrate into an energy carrier called acetyl-CoA, which then enters the Krebs cycle in the mitochondria, resulting in the production of ATP — the energy currency that cells use for just about everything.
• The majority of colonocyte energy comes from butyrate — Research suggests that colonocytes derive anywhere from 70% to 80% of their energy needs from butyrate alone. When colonocytes have a consistent, reliable source of fuel, they’re better able to keep your gut functioning in a normal, efficient manner.
• Butyrate supports vital gut functions — Though there is variation across different populations and dietary patterns, researchers have noted that colonocytes often draw heavily from butyrate to support routine activities, such as fluid exchange with the bloodstream and the upkeep of the gut lining.
To learn more about the broader benefits of butyrate and its impact on overall health, read “Understanding Butyrate — The Key to Optimal Health and Well-Being.”
How Butyrate Supports Your Healthy Gut Barrier
Your intestines, especially the large intestine, have a barrier that helps regulate what passes from the digestive tract into the bloodstream. SCFAs influence molecules known as tight-junction proteins, which act as gatekeepers between cells in your intestinal lining.
• Butyrate strengthens intestinal tight-junction proteins — These proteins include zonula occludens (ZO-1), occludin and claudins, all of which appear in discussions about typical gut barrier function. According to studies, butyrate promotes the normal expression of those proteins, reinforcing intestinal integrity.3
• Butyrate supports mucus production — Scientists have also looked at butyrate’s effect on the mucus layer that coats your colon. Colon cells that function in a normal way contribute to the production of mucus along the interior gut wall. This mucus eases the passage of waste and supports a balanced microbial environment.
• Oxygen reduction and anaerobic bacteria balance — As colonocytes metabolize butyrate, they also consume oxygen in the process, and this is a very good thing.
This process lowers the local oxygen levels in your colon, which in turn allows anaerobic bacteria — beneficial microbes that thrive in low-oxygen environments — to flourish. Some of these bacteria help produce even more SCFAs, creating a beneficial feedback loop that supports and balances your gut microbiome.
Learn more about butyrate’s role in your gut health and metabolism in “Butyrate — The Metabolic Powerhouse Fueling the Gut and Beyond.”
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How Do Diet and Lifestyle Influence Butyrate Production?
Dietary fiber stands out as the most obvious step if you want to encourage SCFA production in your gut. By eating foods such as organic whole grains, fruits, vegetables, legumes and other plant-based staples, you provide the fermentable substrates your gut microbes need.4
• Include a wide variety of fiber sources — Ideally, you want to include a wide variety of fiber sources, both soluble and insoluble, as different types of fiber are fermented to varying degrees. Over time, this variety ensures a broader range of benefits for your gut environment.
• Increase fiber intake gradually to prevent bloating — If you’re not used to a high-fiber diet, ramping up too quickly can lead to bloating or gas. A slow increase allows your gut environment to adapt gradually, helping you stay comfortable while you boost butyrate production. Hydration is also important. Without adequate fluids, a high-fiber diet results in constipation.
• Avoid diets high in polyunsaturated fats (PUFAs) — Keep in mind that diets high in polyunsaturated fats (PUFAs), especially those rich in linoleic acid, such as soybean and corn oil, have been shown to shift the microbial balance in ways that undermine SCFA production. So, you’ll want to avoid these fats as much as possible to promote a healthy gut environment.5
• Exercise supports microbial diversity — Aside from diet, physical exercise is also associated with a more diverse microbiome and has a positive impact on gut transit time (how quickly food moves through your digestive system).6
• Sleep and stress impact gut health — Sleep is another lifestyle factor that has an impact on gut health. Sleep deprivation and high stress disrupt your gut microbiome. Prioritizing adequate rest, aiming for seven to eight hours per night, and finding effective stress management techniques (like mindfulness, exercise or hobbies) help maintain a stable internal environment that supports the growth of beneficial SCFA-producing bacteria.7
• Antibiotics affect microbial balance — Antibiotics also deserve attention since they kill off both harmful and beneficial bacteria.8 If you receive an antibiotic prescription, be sure to add some probiotic- or prebiotic-rich foods to help reseed your gut with healthy microbes. Foods such as yogurt, kefir, kimchi or sauerkraut contain microorganisms or compounds that support microbial diversity.
By making these mindful choices in your diet and lifestyle, you create a gut environment that supports butyrate production and enhances overall health.
Common Misconceptions About Butyrate
Butyrate is often misunderstood, with many misconceptions surrounding its role in gut health and how it is produced. Some of the most common myths about it include:
• Fiber supplements are not a substitute for whole foods — One common misconception about butyrate is that fiber supplements alone are sufficient. However, common sense will tell you that a single-type fiber supplement cannot mimic or replace the variety and richness of the fiber found in whole foods. Fruits, vegetables, legumes and whole grains also supply a variety of micronutrients and phytochemicals not found in dedicated fiber supplements.
• Not all fats harm gut health — Another myth claims that high-fat diets always disrupt gut health, but the picture is more nuanced. Not all fats are created equal. While certain processed fats, such as trans fats and large amounts of linoleic acid from vegetable oils, disturb your microbial balance, healthier fat sources — like grass fed butter, ghee, tallow and coconut oil — still belong in a gut-friendly diet. The key is moderation and balance.
• Protein does not automatically harm the gut — Some people claim a high-protein diet will automatically disrupt your gut health. It can, if your diet is extremely high in processed meats and lacking in fiber. But a balanced approach — pairing quality protein sources with plenty of vegetables and whole grains — supports a healthy microbial environment.
• Probiotics do not directly introduce butyrate — Another frequent misconception is that probiotics directly introduce butyrate into your gut. In truth, butyrate production is dependent on specific fiber-fermenting microbes. Some probiotic bacteria do not ferment fiber in a way that yields butyrate. That said, certain probiotic strains help create an environment in which beneficial, fiber-fermenting bacteria flourish.9,10
Clearing up these misconceptions allows you to make informed dietary and lifestyle choices that truly support butyrate production and overall gut health.
5 Practical Strategies for Increasing Butyrate Production
Some people see fiber as a chore, but there are many flavorful and delicious ways to raise your fiber intake.
1. Enjoy naturally fiber-rich foods — Fruits like berries or pears are fiber-rich and naturally sweet, and roasted vegetables with spices bring variety to your plate.
2. Avoid certain fibers if gut health is severely compromised — If your gut health is severely compromised, you might need to avoid certain types of fiber temporarily. Before you load up on fiber, your gut needs to be primed and ready.
3. Eliminate key gut disruptors — The first step is to eliminate key culprits damaging your gut, such as linoleic acid, excess estrogen and EMFs, and to focus on restoration of your cellular energy production.
4. Start with low-fiber carbs to support healing — During the initial healing phase, you’ll need to consume carbs to fuel your cellular energy production, but you’ll want to choose carbs that are very low or even completely lacking in fiber at first so that your gut can heal and your microbial population can come into a better balance.
5. Gradually reintroduce fiber — As your gut begins to heal, you can slowly begin to add more fiber to feed your SCFA-producing bacteria.
For more on how to incorporate fiber into your diet and its role in gut health, as well as your genes and cancer risk, read “Study Links Fiber Consumption to Epigenetic Changes with Anticancer Effects.”
Frequently Asked Questions (FAQs) About Butyrate
Q: Can I just supplement with butyrate directly?
A: While butyrate supplements do exist, most people find it more cost-effective and sustainable to encourage their own gut bacteria to produce it by eating a fiber-rich diet. Always talk with a qualified health care professional if you’re considering supplements.
Q: Does cooking affect the fiber that produces butyrate?
A: Cooking can change certain aspects of fiber (such as its structure or solubility), but it typically won’t destroy it entirely. Light cooking can sometimes make vegetables easier to digest, so they might actually ferment more efficiently in some cases.
Q: Are there any signs I might be low in butyrate?
A: There’s no simple way to measure “personal butyrate levels” at home. However, if you frequently experience digestive discomfort or have a diet low in fiber, you’re probably not producing as much butyrate as you could. Focus on gradually increasing your fiber intake and talk to a professional if you have ongoing concerns.
Q: Is all fiber good for producing butyrate?
A: Different fibers can produce different amounts and ratios of SCFAs. However, a varied intake of fiber sources is generally recommended to support overall gut health and a balanced microbiome.
- 1 Gut. 1987 Oct;28(10):1221–1227
- 2 Environ Microbiol. 2017;19(1):29-41
- 3 J Clin Gastroenterol. 2006 Mar;40(3):235-43
- 4 Cell Metab. 2014 Aug 21;20(5):779–786
- 5 Nutr J. 2014 Jun 17;13:61
- 6 Oxid Med Cell Longev. 2017 Mar 5;2017:3831972
- 7 Sci Rep. 2016;6:35405
- 8 Trends Mol Med. 2016 May 10;22(6):458–478, Figure 2. Antibiotic-Mediated Microbiota Depletion Causes Disease in Multiple Organs
- 9 Nat Rev Gastroenterol Hepatol. 2017;14(8):491-502
- 10 Environ Microbiol. 2014;16(9):2915-2926
Inulin-Rich Vegetables Help Protect Your Liver from Fructose Damage
Reproduced from original article:
https://articles.mercola.com/sites/articles/archive/2025/12/16/inulin-for-fatty-liver-disease.aspx
Analysis by Dr. Joseph Mercola December 16, 2025
Story at-a-glance
- Fatty liver disease now affects nearly four in 10 adults, but research shows that eating inulin-rich vegetables like onions, garlic, and leeks helps your gut bacteria “consume” harmful sugars before they can damage your liver
- Scientists at UC Irvine discovered that inulin “trains” your gut microbes to block sugar overload, lower liver fat, improve insulin sensitivity, and boost antioxidant defenses that protect your cells from inflammation
- Inulin’s benefits begin in the small intestine, where microbes ferment fiber into compounds that intercept fructose early, reducing sugar spillover into the bloodstream and preventing new fat formation in the liver
- A small daily intake of cooked onions or garlic strengthens your gut-liver connection naturally, helping stabilize energy, reduce bloating, and improve digestion without relying on supplements
- Consistency matters more than quantity — Feeding your gut steady amounts of this natural fiber trains it to defend your liver, balance blood sugar, and support long-term metabolic health
Fatty liver disease now affects 38% of adults in the United States — a statistic that has increased by 50% in the past 30 years.1 This condition, characterized by the buildup of fat in liver cells, often progresses silently, with many people not realizing they have until they start experiencing symptoms like fatigue, abdominal discomfort, or abnormal liver enzyme levels. When left unaddressed, fatty liver disease can advance to inflammation, fibrosis, and even cirrhosis.
Centuries ago, people naturally ate foods that unknowingly protected their liver health. Garlic, onions, and leeks were common staples in traditional diets across Europe and Asia, prized not just for flavor but for how they “kept the body clean.” Modern science now confirms that these vegetables do much more than aid digestion. They actively train your gut microbes to handle sugar differently, reducing the metabolic load on your liver. And this benefit comes from a natural fiber called inulin.
What the Research Found About the ‘Fiber Revolution’ in Your Gut
A recent study published in Nature Metabolism and conducted by researchers from the UC Irvine (UCI) School of Medicine revealed that inulin-rich vegetables — such as onions, garlic, leeks, and chicory — play a central role in protecting your liver. In particular, increasing your intake of this naturally occurring, plant-based fiber changes the way gut bacteria behave, effectively blocking sugar from harming this vital organ.2
• What is inulin? To put it simply, inulin is a soluble, fermentable prebiotic fiber composed of fructose chains. It travels to the lower gut region where certain gut microbes digest and convert it into short-chain fatty acids (SCFAs) like butyrate and propionate.3 Inulin, as a dietary fiber, not only nourishes colon cells — it offers other benefits, one of which is protecting your liver from the damaging effects of fructose.
• The researchers conducted the study on male mice — This group was more susceptible to fatty liver. The mice were divided into three groups: One group received a fructose-rich diet to induce liver fat and insulin resistance, another received inulin with fructose, and the last was a control group.
• The research was particularly focused on individuals who were not obese — This is a group that’s often overlooked when it comes to metabolic disease prevention. Many people assume only those who are overweight develop fatty liver, but the fact is that even individuals with normal body weight can experience liver damage due to high fructose consumption.4
• They tracked where the sugar went — The researchers used what’s called isotope tracing, meaning there are special forms of fructose and water that can be followed as they move through metabolic pathways. These tracers allowed them to track exactly where the fructose went — whether it was broken down in the gut, converted to fat in the liver, or transformed into amino acids and antioxidants. This gave them a real-time view of how inulin changed the body’s internal chemistry.
• Here’s what they discovered — In mice given sugary HFCS water, adding inulin protected their metabolism. It prevented or reversed fatty liver, lowered harmful liver lipids, and improved insulin resistance. Mechanistically, it turned down fat-making, boosted fat-burning, and rerouted fructose to be broken down by gut microbes before it can overload the liver.
Why the Gut-Liver Axis Matters
Your liver and gut are in constant conversation. Every meal you eat, every sip of soda or bite of processed food, sends signals through this communication highway known as the gut-liver axis. This axis is not a metaphor but a literal connection made possible by the hepatic portal vein, a large blood vessel that carries nutrients, hormones, and microbial byproducts directly from your intestines to your liver.5
• When your gut is healthy, this system functions like a well-tuned messaging network — But when your gut bacteria are unbalanced, what scientists call dysbiosis, that communication turns toxic, flooding the liver with inflammatory compounds and metabolic waste. Over time, that constant exposure overwhelms your liver, leading to fat accumulation, oxidative stress, insulin resistance, and eventually, fatty liver disease.
• So what’s the role of inulin in this? According to Dr. Cholsoon Jang, inulin “changes the bacteria in the gut to promote the consumption of harmful dietary fructose.” In simpler terms, this means that the bacteria in your intestines become proactive and start eating up the sugar before it causes trouble. The result is less sugar “spilling over” to your liver, less fat buildup, and a stronger antioxidant response inside your liver to control inflammation.6
• Here’s one of the most fascinating findings from the featured study — Apparently, inulin’s protective process begins earlier in digestion than scientists previously believed. The small intestine, not just the colon, hosts bacterial communities capable of fermenting inulin. This early fermentation means that sugar molecules like fructose get intercepted before they can cause damage.
The study showed that these bacteria literally consume fructose — burning it as their own energy source before it spills into the bloodstream. This “sugar buffering” effect is one of the main reasons why inulin-rich foods are so effective at preventing fatty liver and insulin resistance.
• Inulin also helped prevent hepatic de novo lipogenesis — This is the biological term for the liver’s creation of new fat from excess sugar. When this process slows down, liver fat levels stabilize, blood sugar becomes easier to regulate, and inflammation declines. It’s a complete metabolic reset that starts with your microbiome, not your medicine cabinet.
• Once the gut was “trained” with inulin, the initial signs of fatty liver were reversed — These include reduced liver fat deposits and better antioxidant response. “Our findings provide insight into how fibre protects our health from harmful nutrients like fructose,” Jang commented.7
• The antioxidant activity was tied to an increase in the liver’s production of glutathione — Called “the master antioxidant,” glutathione is one of the most powerful detoxifying compounds in the body. Glutathione acts as the liver’s natural shield, neutralizing toxins, heavy metals, and oxidative waste. When you eat inulin-rich foods, your gut microbes generate signals that tell your liver to produce more of this crucial molecule, essentially upgrading its built-in defense system.
These findings point toward a future of personalized nutrition strategies. By identifying which types of gut bacteria are most efficient at processing fructose, healthcare practitioners could one day design customized diet plans or prescribe prebiotic or inulin supplementation for different individuals. In Dr. Jang’s words:
“By checking how well someone’s gut bacteria clears fructose before the body absorbs it, we can choose the right prebiotic or probiotic supplement for that person to improve results and reduce side effects.”8
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Food First — Onion and Garlic Lead the List
Inulin is found in a variety of vegetables, and chances are some of these are already in your kitchen pantry. These include onions, garlic, chicory root, artichokes, leeks and asparagus. These may seem ordinary, but their prebiotic fiber can help fortify your gut and act as a defensive shield for your liver. Among these, onion and garlic are the easiest to incorporate into most meals:
• It’s okay to start small — Even modest, consistent intake of inulin-rich vegetables, especially onions and garlic, can help strengthen the gut-liver axis that defends against sugar damage. A practical, food-first approach begins with a quarter to half a cup of cooked onion daily or half to one clove of garlic added to your regular meals.
Once your gut adjusts, small portions, like a teaspoon of finely chopped onion in a salad or a sliver of garlic in dressing two to three times per week can amplify the benefits.
• What matters most is consistency — Your gut bacteria need time to adapt and “learn” to process the inulin effectively. The research team found that microbial adaptation is what enables the gut to intercept fructose before it overwhelms the liver. By feeding your microbiome steadily, you’re training your gut to protect your liver every day.
• This gradual approach also taps into the principle of self-efficacy — This refers to the belief that small, repeatable actions can make a measurable difference. Seeing your digestion improve, your energy stabilize, and even your post-meal bloating diminish reinforces the motivation to stick with the habit. It’s not about restriction; it’s about building body confidence through achievable, everyday wins.
• To sustain the habit, personalize it — Connect your meals to outcomes that matter to you: clearer skin, lighter mornings, better digestion, or a sense of control over your health. Each time you chop garlic or caramelize onions, you’re not just cooking — you’re actively retraining your microbiome to protect your liver, improve sugar handling, and lower inflammation.
This sense of personal mastery builds long-term adherence far better than fear-based restriction. As the featured study emphasizes, the gut-liver axis thrives on regular input, not sporadic perfection. Each small meal you prepare is a biological signal to your body that healing is underway.
Other Inulin-Rich Vegetables You Can Try
If you want to mix things up, there are other vegetables that work through the same gut-liver mechanism. Rotating your sources helps your gut bacteria thrive in diversity, improving overall metabolic balance. Here are some inulin-rich vegetables to add to your meals (per 100-gram serving):9
• Leeks (6.5 g) — The white and light green parts are excellent for soups and stir-fries. Their gentle sweetness and high inulin content make them a smooth next step once you’ve mastered onions.
• Chicory root (41.6 g) — Often found in herbal coffee substitutes, it’s one of the richest natural sources of inulin. Start small by adding just a teaspoon of chicory blend at a time to test your comfort level.
• Jerusalem artichoke or sunchoke (18 g) — This vegetable is particularly high in inulin, so begin with very small portions (a few thin slices roasted or blended into soup). Once tolerated, it becomes a powerful ally in training your microbiome for optimal liver protection.
• Asparagus (2.5 g) — Although its inulin is not as high as other vegetables, this food has a well-rounded nutrition profile, offering minerals like copper, selenium, zinc, magnesium, and more.
These everyday inulin-rich vegetables are far more than garnishes — they’re accessible forms of functional medicine you can prepare right in your kitchen. I recommend following this “food-first” approach, as it doesn’t require supplements or complex protocols — just consistency, mindfulness, and an understanding of how these humble kitchen staples translate directly into liver protection and long-term vitality.
How About Inulin Supplements?
Inulin supplements often appear in health stores labeled as “gut health boosters” or “prebiotic powders.” While they might seem like an easy shortcut, it’s important to understand that supplements are not a substitute for real food. This distinction matters because these vegetables provide more than fiber — they deliver enzymes, minerals, and other cofactors that shape how your microbiome responds.
• When you eat a whole vegetable, you’re offering your gut bacteria a complete ecosystem — These include water, nutrients, and structural fibers that slow fermentation and make digestion smoother.
In contrast, a powdered supplement delivers inulin in a concentrated dose that your system might not be ready for. For someone with a balanced gut, this might not cause issues. But if your microbiome is fragile or underdeveloped, which is common after years of stress, low-fiber diets, or antibiotic use, jumping straight into concentrated inulin can backfire.
• That said, there are situations where inulin supplementation can be helpful — If you’re under medical supervision and tracking your Homeostatic Model Assessment of Insulin Resistance (HOMA-IR) score, which is a valuable diagnostic tool that helps assess insulin resistance, adding a measured dose of inulin powder under clinical guidance could make sense. It’s a strategic choice for individuals who need more controlled intake or who can’t tolerate raw or cooked vegetables easily.
Work with a knowledgeable clinician or nutritionist to help you identify a beneficial dose and gradually raise it while monitoring your response.
• Imagine it like strength training for your gut — You wouldn’t walk into a gym and lift 200 pounds on your first day. You start light, master your form, and increase gradually. The same goes for inulin. Whole foods are your training weights: gentle, consistent, and structured. Inulin powder, on the other hand, is advanced resistance: best reserved for when your body is ready for it.
Important Safety Considerations When Consuming Prebiotic Fibers Like Inulin
When you begin increasing prebiotic fiber — especially inulin — it’s normal to experience temporary bloating or gas. These symptoms are not “bad reactions”; they’re feedback from your microbiome.
• Your gut bacteria are adjusting to a new energy source — As they ferment inulin, they produce gases like hydrogen and carbon dioxide, which can cause mild bloating in the first few days or weeks. This is part of the microbial retraining process.
• The key is pacing — Start with very small amounts and increase slowly over time. If you’re using food, that might mean starting with a tablespoon of cooked onion per meal or half a clove of garlic. If you’re under medical care and using a powder, begin with as little as one to two grams daily and work up gradually. Jumping to a full serving too quickly overwhelms your microbiome and creates discomfort.
However, if you regularly feel bloated after meals, go days without a bowel movement or have frequent loose stools, even before you increase your inulin intake, your gut may be in poor shape and is not ready for high-fiber foods. These symptoms are telling you that your microbiome is imbalanced and your gut lining is inflamed or damaged. This is important, as you need to treat the gut overgrowth and fix the damage before reintroducing fermentable fibers like inulin.
• Avoid fiber and fermentable carbs if your digestion is impaired — A damaged gut can’t handle even “healthy” fiber-rich foods. Beans, leafy greens, cruciferous veggies and whole grains all ferment quickly and feed the wrong microbes when your gut is compromised. That drives more bloating, inflammation and gas. In this phase, you want fuel that doesn’t backfire, like whole fruit and cooked starches that digest cleanly without fermenting too fast.
• Reintroduce fermentable fibers in small amounts once your gut calms — When your bloating stops and your digestion becomes regular, that’s your green light. Start with resistant starches like cooked-and-cooled white potatoes or green bananas.
These feed butyrate-producing bacteria, which protect your gut lining and regulate inflammation. This is also when you can slowly add in inulin-rich vegetables like onion, garlic, and leeks. Keep portions small and build up as your tolerance improves (the next section will help you with this).
• Those with gut conditions are advised to approach with extra care — These include Irritable Bowel Syndrome (IBS) or Small Intestinal Bacterial Overgrowth (SIBO). Both conditions involve bacterial imbalance, and adding prebiotics too fast can feed the wrong microbes before balance is restored.
• Listening to your body is the ultimate feedback loop — Discomfort means your microbial community is rebalancing; improvement means they’ve adapted and are now protecting your liver, balancing your blood sugar, and supporting your metabolism. This process embodies the principle of personalization — understanding your unique response and adjusting based on what your body tells you.
A 7-Day Micro-Plan to Build Tolerance
This seven-day micro-plan works like a gentle training schedule for your microbiome. Each day adds just enough new stimulus to encourage microbial diversity, reduce inflammation, and minimize discomfort.
• Days 1 and 2: 2–3 tablespoons of cooked onion in one meal — Add sautéed or roasted onion to your main meal, mixing it into rice or soup. Cooked onion introduces inulin gradually while also supplying antioxidants like quercetin, which help reduce oxidative stress in your gut and liver.
Observe how your body reacts. Bloating, gas, or changes in bowel movement are signs that your microbes are adjusting, not that something is wrong. To manage these early effects, drink water slowly throughout the day and avoid eating too fast.
• Days 3 and 4: Add half a clove of cooked garlic — Garlic is slightly stronger than onion in both flavor and prebiotic potency. It contains allicin, a sulfur compound that supports immune balance and helps suppress harmful bacteria while nourishing beneficial ones.
This step builds microbial endurance. You’re teaching your gut flora to handle a broader range of fermentable fibers, which in turn improves how your liver processes sugars and fats. If you feel gassy, it’s simply feedback that your gut bacteria are producing SCFAs, the very compounds that protect your liver and balance your metabolism.
• Day 5: Include 2 tablespoons (cooked) leeks or chicory — These vegetables provide different strains of inulin and other prebiotic fibers, which encourage microbial variety. Chicory also contains polyphenols that act like fertilizers for your beneficial bacteria. Leeks, on the other hand, have a softer flavor and gentler fiber profile, making them perfect for soups and stews. This step marks the turning point where your gut begins to “graduate” from basic to intermediate tolerance.
• Day 6: Test 1 teaspoon raw onion in a dressing if tolerated — Raw onion introduces a stronger dose of inulin and live enzymes that help activate digestive processes. If you’ve tolerated the previous steps without excessive discomfort, mix one teaspoon of finely minced raw onion into a salad dressing or salsa. This reintroduces natural bacterial signaling compounds that stimulate bile flow.
If you feel mild bloating, reduce the portion or pair the meal with an acidic component such as vinegar or lemon. Acids help pre-digest fibers and ease fermentation pressure in your gut. This day is about testing boundaries safely.
• Day 7: Adjust upward or maintain based on comfort — This is where you customize your intake. If digestion feels light and your energy is stable, you can increase your portions slightly — maybe half a cup of cooked onion daily and one full clove of garlic spread across two meals. If you notice lingering discomfort, stay at your current level for a few more days before advancing. The goal is comfort and consistency, not speed.
This stage reinforces self-efficacy — you’re now in control of your microbiome’s pace of adaptation. You’ve built awareness around how your gut responds and learned to listen to your body’s cues. Over time, this approach strengthens both digestion and confidence in your ability to manage it.
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A 7-Day Gut Training Plan Here’s a one-week plan to help your gut adjust to inulin-rich foods like onions and garlic — without bloating.
Slow progression lets your gut bacteria adapt, build resilience, and support liver health naturally. |
More Strategies to Address Liver Dysfunction
While inulin shows strong promise in helping protect your liver from sugar damage, it’s just one aspect of keeping this organ in optimal condition. Remember, your liver is your body’s central detox organ, and when it’s overloaded not only with sugar but with harmful fats, toxins, or nutrient gaps, it struggles to do its job efficiently. These tips help target the root causes of liver dysfunction so you can restore balance and help your body heal from the inside out.
1. Eliminate vegetable oils and alcohol — Vegetable oils are high in linoleic acid (LA), a polyunsaturated fat (PUF) that oxidizes and turns into toxic byproducts that damage your mitochondria, the powerhouses of your cells. Alcohol is just as destructive, since it breaks down into a substance that injures your liver cells. Cut both alcohol and vegetable oils right now. For cooking, switch to grass fed butter, ghee, tallow, or coconut oil.
2. Optimize your carbohydrate intake — Aim for 200 to 250 grams of targeted carbohydrates daily from whole, unprocessed foods, adjusting upwards if you are highly active, based on your microbiome. As your digestion strengthens, introduce complex carbohydrates and starches gradually to maintain balanced energy and support metabolic function.
3. Eat choline-rich foods to support liver health — Choline helps package up fats and ship them out so your liver doesn’t become clogged. Without it, fat builds up inside your liver cells, leading to dysfunction and damage. The best food sources are pastured egg yolks and grass fed beef liver.
4. Consider taking a choline supplement if your diet falls short — Citicoline is one of the most effective forms, and doses between 500 milligrams (mg) and 2,500 mg per day have been shown to help your liver export fat while also boosting brain function.
5. Repair with sunlight and smart vitamin D use — Your skin is designed to make vitamin D from sunlight, and daily exposure supports not only your bones and immune system but also your liver’s ability to metabolize fat. But here’s the catch: if you’re still using vegetable oils, the LA stored in your skin increases your risk of sun damage. Eliminate those oils for at least six months before getting peak sun exposure (10 a.m. to 4 p.m.). When sunlight isn’t an option, supplement with vitamin D3.
It’s also important to test and track your vitamin D to stay on target. Instead of guessing, check your vitamin D levels with a simple blood test at least twice a year. Aim for 60 to 80 ng/mL (150 to 200 nmol/L). This range supports healthy liver function, balanced immunity, and energy production.
Frequently Asked Questions (FAQs) About Inulin and Fatty Liver Disease
Q: Does inulin help fatty liver?
A: Yes. A study published in Nature Metabolism journal, clearly demonstrated that inulin-trained microbes intercept fructose early during digestion, before it reaches your liver. This interception prevents fat from building up in liver cells, improving overall liver function and reducing inflammation.
In simpler terms, inulin helps “train” your gut bacteria to eat up sugar first, so your liver doesn’t have to. For anyone managing blood sugar issues, energy swings, or early signs of metabolic imbalance, this is one of the easiest, most natural ways to protect liver health through diet.
Q: Is inulin good for liver health?
A: Inulin does more than help — it transforms how your liver handles sugar and toxins. The study found that it boosts the production of glutathione, your liver’s most powerful antioxidant molecule. Inulin also reduces the “spillover” of sugar from your gut into your bloodstream, which means your liver doesn’t have to convert that excess sugar into fat. Over time, this lowers oxidative stress and supports healthy metabolic rhythm.
Q: Which vegetables have the most inulin?
A: The best natural sources of inulin are those you probably already keep in your kitchen — onions, garlic, leeks, chicory root, and Jerusalem artichoke. Cooked onions and garlic are the easiest and most tolerable ways to start, especially if you’re new to prebiotic fibers.
Leeks offer a gentle alternative that’s excellent for soups and stews, while chicory root and Jerusalem artichoke deliver higher doses for those further along in their gut restoration journey. Each of these vegetables nourishes your beneficial microbes, improves digestion, and supports your gut-liver communication loop.
Q: How much inulin is safe?
A: There’s no one-size-fits-all number, because everyone’s microbiome adapts differently. The key is not how much you eat, but how gradually you introduce it. Think of it as training your gut, not forcing it. Start with small servings — like a few tablespoons of cooked onion — and increase only when your digestion feels comfortable. This slow approach minimizes gas and ensures your bacteria adjust properly.
Q: Why does inulin cause gas or bloating?
A: When you first increase your intake of inulin, your gut bacteria begin fermenting it into short-chain fatty acids (SCFAs) — molecules that nourish your colon and reduce inflammation. This fermentation produces gas as a natural byproduct. If you experience bloating or mild discomfort, that’s a sign your microbes are adjusting to a new food source, not that something’s wrong.
The best approach is to start low, go slow, and focus on cooked vegetables before introducing raw forms. As your microbial community becomes stronger and more balanced, these early symptoms typically fade.
Q: Is food-based inulin better than supplements?
A: Absolutely. Whole foods provide inulin alongside natural cofactors like water, minerals, and enzymes that help your gut process fiber efficiently. Supplements, in contrast, deliver concentrated doses that can overwhelm an untrained gut.
- 1 Diabetes Spectr 2024;37(1):9-19
- 2 Nature Metabolism, 2025, volume 7, pages 1801-1818
- 3 Medical News Today, November 22, 2023
- 4, 6 Scitech Daily, October 9, 2025
- 5 Cleveland Clinic, Portal Vein
- 7 Money Control, October 14, 2025
- 8 New York Post, October 12, 2025
- 9 Doctors Health Press, April 11, 2018
Severe Diverticulitis Is Rising Rapidly Among Younger Adults
Reproduced from original article:
https://articles.mercola.com/sites/articles/archive/2025/12/18/early-onset-diverticulitis-young-adults.aspx
Analysis by Dr. Joseph Mercola December 18, 2025
Story at-a-glance
- Diverticulitis, once considered a disease of aging, is now surging among adults under 50, with younger patients facing more severe and complicated cases than ever before
- Researchers from UCLA and Vanderbilt University found that early-onset diverticulitis hospitalizations rose sharply from 2005 to 2020, while procedures like abscess drainage more than doubled
- Younger adults have an 82% lower risk of death compared to older patients, but far higher odds of requiring invasive interventions — proof that the disease is becoming more disruptive, not less
- Processed foods, seed oils, chronic stress, and disrupted gut bacteria are key drivers of early inflammation in your colon, damaging your intestinal barrier and setting the stage for diverticulitis
- You can protect your gut by removing seed oils, eating easy-to-digest whole foods, rebuilding beneficial bacteria like Akkermansia, and supporting mitochondrial energy production to restore gut balance and long-term colon health
Diverticulitis has quietly become a younger person’s disease. Once linked almost exclusively to aging, it’s now showing up with growing frequency in adults who are decades away from retirement. Many people in their 30s and 40s are discovering that persistent abdominal discomfort, bloating, or unpredictable bowel habits aren’t just stress or diet-related annoyances but signs of deeper inflammation brewing in the colon.
At its core, diverticulitis is inflammation in small pouches that develop along weak spots in your colon wall. These pouches often remain harmless for years, but when inflammation sets in, they become painful and disruptive. If left unaddressed, infection or rupture can follow, setting off a cascade of complications that demand urgent care. What’s changed is how early in life this process begins — and how aggressively it’s progressing.
The reality is that younger adults are living in an environment that strains gut health at every level — ultraprocessed foods, chronic stress, poor sleep, and environmental toxins all chip away at the delicate balance of bacteria and energy production that keeps your colon strong. This imbalance fuels inflammation, weakens intestinal barriers, and sets the stage for diseases that used to appear only later in life.
This reversal in age trends mirrors what’s happening with colorectal cancer, which is also rising among younger adults. The parallel patterns raise serious questions about what’s driving gut inflammation across the population — from diet and environmental toxins to microbiome disruption.
Understanding why this pattern is emerging — and what’s driving the increase in serious colon inflammation among younger adults — is the first step toward reversing it. The latest research sheds light on exactly how this change unfolded and what it reveals about the health habits shaping modern digestion.
Younger Adults Now Face a Faster, Harder-Hitting Form of Diverticulitis
A comprehensive analysis published in Diseases of the Colon & Rectum examined over 5.2 million hospital admissions for diverticulitis between 2005 and 2020.1 The research, led by UCLA’s Shineui Kim and Vanderbilt University’s Dr. Aimal Khan, sought to understand how diverticulitis is changing across generations. What they discovered marks a major shift in who this disease affects.
While diverticulitis was once considered a disorder of aging, the study found that 16% of all hospitalizations were now in adults under 50 — a number that has grown steadily year after year.2 Even more alarming, complicated cases in this younger group — those involving abscesses, perforations, or other severe infections — increased from 18.5% to 28.2% over the study period.
• Younger patients are being hospitalized more often — and with more serious disease — The data show a clear trend toward earlier and more aggressive forms of diverticulitis. Younger adults are ending up in hospitals not for mild inflammation, but for the kind that leads to dangerous internal infections. Complicated diverticulitis is far more serious than the uncomplicated type, which is often treated at home with dietary adjustments.
The complicated form frequently requires procedures like percutaneous drainage — where a radiologist inserts a tube through your skin to remove infected fluid — or even colectomy, surgery to remove a portion of the colon. The sharp rise in these serious cases indicates that whatever is driving this disease is becoming more potent in younger populations.
• Fewer younger adults are undergoing colon removal, but more are requiring invasive drainage procedures — Interestingly, colectomy rates among younger patients fell dramatically — from 34.7% to 20.3% — while the number needing drainage procedures more than doubled, climbing from 12.7% to 28.6%.
This shift suggests that while physicians are becoming more skilled at saving healthy colon tissue, they’re treating increasingly complex infections that require high-tech interventions. These patients recover faster and leave the hospital sooner, but the disease itself appears more aggressive and unpredictable.
• Hospital stays are shorter, costs are lower — but the disease is hitting a younger, more active population — The study found that younger adults with diverticulitis had 0.28 fewer days in the hospital on average and paid roughly $1,900 less per visit than older patients. On the surface, this sounds like an improvement, but it hides a deeper concern.
These are people in their working years, with careers and families, now sidelined by a disease that was once associated with retirement age. The direct costs of shorter stays don’t reflect the broader loss of productivity, chronic gut discomfort, or the emotional toll of recurring flare-ups.
• Younger patients show lower death rates but higher odds of needing serious interventions — Mortality among younger patients was significantly lower than in older adults, with early-onset diverticulitis linked to an 82% lower risk of death during hospitalization. However, younger patients had 29% higher odds of needing colectomy and 58% higher odds of requiring percutaneous drainage.
This combination — low mortality but high intervention rates — points to a disease that is less deadly but far more disruptive. That means the risk isn’t necessarily dying from diverticulitis but living with its complications or undergoing repeated hospitalizations.
• The findings reveal an unsettling connection between lifestyle and gut inflammation — There are several possible drivers behind this generational shift. Diets high in processed foods, refined carbohydrates, and seed oils inflame your colon and weaken its structure. Sedentary behavior and chronic stress further strain gut function, while obesity increases pressure inside your colon.
Over time, these factors could trigger the formation of weak spots where diverticula — tiny bulging pouches — develop. Once inflamed or infected, they cause pain, bloating, and fever. Without prompt management, these weak spots can rupture, leading to severe infection or sepsis.
A Growing Overlap with Early-Onset Colorectal Cancer Raises Urgent Questions
This rise in early-onset diverticulitis mirrors the concerning increase in colorectal cancer among younger Americans.3 Both conditions involve inflammation, bacterial imbalance, and damage to the lining of your colon. This parallel trend hints at shared underlying causes — perhaps linked to environmental toxins, gut microbiome disruption, or long-term dietary changes that promote chronic inflammation. If you’ve ever assumed colon problems only develop later in life, this research proves that assumption is dangerously outdated.
• Modern living could be reshaping your microbiome in ways that set the stage for inflammation — While the paper didn’t focus on microbiome analysis, it raises logical questions about the role of gut bacteria in this disease shift. Processed diets, excessive alcohol use, and exposure to seed oils damage the delicate balance of bacteria in your colon.
When oxygen-loving bacteria dominate, they release endotoxins that irritate your colon wall. Over time, this weakens the tissue, forming small outpouchings that become infection sites during stress, illness, or constipation. This imbalance might explain why younger people — who grew up during the rise of ultraprocessed foods — are increasingly vulnerable.
• New management approaches reflect progress, but prevention remains the real goal — Doctors are now reserving surgery for the most severe cases, focusing instead on targeted antibiotics and minimally invasive drainage techniques. These improvements have reduced hospital stays and costs, but they do nothing to address why more young adults are getting sick in the first place.
• Your everyday choices influence whether this disease progresses — or doesn’t start at all — The findings underscore how daily habits — what you eat, how long you sit, and how you manage stress — affect the health of your colon. Reducing processed foods, avoiding seed oils, and eating easy-to-digest carbohydrates that nourish beneficial bacteria protect against early colon inflammation.
Taking control of your gut health isn’t about reacting to disease — it’s about preventing it. The data from UCLA and Vanderbilt offer both a warning and an opportunity: the disease is getting younger, but awareness gives you the power to stay ahead of it.
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How to Protect Your Gut and Stop Diverticulitis Before It Starts
If you’ve ever felt a dull ache or pressure in your abdomen after eating, or dealt with unexplained bloating and constipation that just won’t go away, you’re not alone. Diverticulitis doesn’t appear out of nowhere — it builds slowly as inflammation damages your colon wall and your gut bacteria fall out of balance.
The cause almost always traces back to a disrupted microbiome and low cellular energy production. Your gut health depends on how well your cells generate energy to maintain an oxygen-free environment where beneficial bacteria thrive. When that energy falters, harmful bacteria take over, inflammation rises, and diverticulitis follows. Below are five focused steps to rebuild your gut, restore balance, and support lasting colon health.
1. Eliminate inflammatory fats and restore cellular energy — The first step to healing your colon is to stop consuming the fats that destroy it. Seed oils — corn, soybean, sunflower, safflower, and canola — contain linoleic acid (LA), which accumulates in your tissues and breaks down into toxic byproducts that damage your gut lining.
When consumed in excess, these oils also disrupt your mitochondria — the tiny energy factories inside your cells — making it harder for your gut to stay oxygen-free. Without that oxygen-free balance, harmful bacteria begin to dominate.
Replace seed oils with tallow, ghee, or grass fed butter. By doing this, you lower oxidative stress, protect mitochondrial function, and give your gut the energy it needs to repair. Aim to keep daily LA intake under 5 grams, ideally closer to 2 grams. When my Mercola Health Coach app launches, the Seed Oil Sleuth feature will help you track this down to the tenth of a gram.
2. Rebuild your gut microflora to lower inflammation — Your gut is the command center of your metabolism, and when it’s inflamed, every system in your body feels it. Low energy, brain fog, mood swings, and poor digestion all trace back to one root problem — a damaged microbiome. The first step is to restore your gut terrain before you overload it with fiber or raw vegetables.
Fiber has value once your gut is healed, but in a damaged state it fuels the wrong bacteria, triggering more inflammation instead of repair.
Start simple. Fruit and white rice are gentle carb sources that nourish your cells without feeding endotoxin-producing microbes. Once your digestion steadies, layer in cooked root vegetables, then legumes, and finally whole grains. Healing always follows sequence — your gut needs to calm before it can handle complexity.
As balance returns, beneficial bacteria like Akkermansia muciniphila begin to flourish. Akkermansia produces mucin, a gel-like barrier that protects your intestinal wall and prevents toxins from leaking into your bloodstream. As it grows, it encourages colonies of other species that generate butyrate — the short-chain fat that heals your gut lining, lowers inflammation, and stabilizes your appetite.
To support this ecosystem, eat polyphenol-rich fruits such as blueberries, pomegranates, and cherries. Avoid seed oils and ultraprocessed foods that poison Akkermansia and destroy your microbial diversity. The goal is simple: rebuild your gut’s protective terrain so beneficial bacteria thrive and endotoxin-producing strains starve.
3. Support your mitochondria to maintain a healthy gut environment — Your gut health depends on energy — specifically, the energy your mitochondria produce inside every cell lining your digestive tract. When mitochondrial output drops, your colon loses its ability to maintain the oxygen-free environment your beneficial bacteria depend on.
Oxygen leaks in, suffocating the good and empowering the bad. Those oxygen-tolerant pathogens release endotoxins that inflame your gut and further choke off energy production, locking you into a vicious metabolic loop. To break that loop, you need to restore your energy metabolism.
Aim for roughly 250 grams of healthy carbohydrates each day. Glucose is your body’s preferred fuel, and your mitochondria cannot function optimally without it. The problem isn’t carbs — it’s eating them when your gut terrain is still inflamed. If you feel bloated, sluggish, or tired after meals, that’s a signal your gut is releasing too many endotoxins and your mitochondria are underperforming.
Once your digestion steadies, those same carbohydrates — from fruits, root vegetables, and properly prepared starches — become therapeutic. They feed butyrate-producing microbes, which in turn fuel your colon cells directly. This closed loop — carbs feeding bacteria, bacteria producing butyrate, butyrate energizing cells — is how you repair your gut from the inside out.
When your mitochondria and microbiome are synchronized, oxygen stays where it belongs, inflammation recedes, and your colon regains its natural rhythm and resilience. That’s how true healing begins: by restoring the flow of energy through every level of your biology.
4. Use targeted therapies to calm inflammation and revive damaged cells — Certain natural compounds help lower inflammation and protect cellular health. Dimethyl sulfoxide (DMSO) is one example. It enhances circulation, reduces oxidative stress, and stabilizes damaged tissues, making it useful for inflammatory conditions that affect your gut.
DMSO penetrates deeply into cells and acts as a carrier molecule, helping oxygen and nutrients reach areas where circulation is poor while easing swelling and discomfort.
When used properly, it helps restore your colon’s integrity and reduce the inflammation that drives diverticulitis. Pair this with magnesium to relax your gut muscles and ease spasms, and you support both cellular repair and smoother digestion.
5. Reinforce daily habits that nurture your colon long term — Healing your gut isn’t a quick fix — it’s the result of consistent daily choices. Limit antibiotics to absolute necessity, as they wipe out both harmful and beneficial bacteria. Eat slowly, chew thoroughly, and avoid eating late at night to give your digestive system time to rest.
Move your body throughout the day; walking after meals improves blood flow and reduces internal pressure on your colon wall. Manage stress with proper breathing, restorative sleep and positive thinking.
If you stay consistent with these steps, you’ll feel your digestion shift — less bloating, steadier energy, and a calmer gut. You’ll be rebuilding your microbiome, recharging your mitochondria, and strengthening your body’s most powerful defense against diverticulitis: a colon that’s energized, balanced, and resilient from the inside out.
FAQs About Diverticulitis in Young Adults
Q: Why are more younger adults developing diverticulitis?
A: Hospital data show a sharp rise in early-onset diverticulitis, meaning adults under 50 are now being hospitalized more often — and with more severe cases. This shift is linked to lifestyle and environmental changes such as diets high in processed foods and seed oils, chronic stress, poor sleep, and disrupted gut microbiomes. These factors weaken your intestinal barrier, fuel inflammation, and trigger infection in your colon’s weak spots much earlier in life.
Q: What are the warning signs of diverticulitis I should look for?
A: Common symptoms include abdominal pain (often on the lower left side), bloating, constipation, diarrhea, and occasional bleeding. In more advanced or “complicated” cases, you might experience fever, chills, or severe tenderness in your abdomen — signs that an abscess or infection could be forming. If these occur, immediate medical attention is required.
Q: How can I lower my risk of developing diverticulitis?
A: Focus on rebuilding your gut terrain and supporting mitochondrial energy production. Remove seed oils from your diet, since LA from these oils inflames and weakens your colon wall. Eat easy-to-digest carbohydrates such as fruit and white rice while your gut heals, then reintroduce root vegetables, legumes, and whole grains slowly. Movement and stress management also play major roles in maintaining gut health.
Q: What role do gut bacteria like Akkermansia and compounds like butyrate play in gut healing?
A: Akkermansia muciniphila strengthens your intestinal barrier by producing mucin, a protective gel that shields your gut lining. As it thrives, it supports other beneficial bacteria that create butyrate — a short-chain fatty acid that repairs your gut lining, lowers inflammation, and stabilizes appetite and blood sugar. Together, they help restore a balanced, oxygen-free environment where healthy microbes flourish.
Q: What practical steps can I take today to prevent or manage diverticulitis naturally?
A: Start by cutting all seed oils and ultraprocessed foods. Replace them with whole, nutrient-dense meals using tallow, ghee, or grass fed butter. Support your microbiome with polyphenol-rich fruits like blueberries and pomegranates, and move your body regularly to reduce pressure inside your colon. Manage stress daily and get restorative sleep. Consistency is key — these habits lower inflammation, strengthen your gut barrier, and protect against future flare-ups.
Breakthrough Blood Test Achieves 96% Accuracy for Chronic Fatigue Syndrome
Reproduced from original article:
https://articles.mercola.com/sites/articles/archive/2025/11/20/3d-genomic-mapping-technology.aspx
Analysis by Dr. Joseph Mercola November 20, 2025
Story at-a-glance
- A groundbreaking blood test identified myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) with up to 96% accuracy, using 3D genomic mapping to detect immune and metabolic disruptions in blood cells
- ME/CFS, a chronic, multisystem illness that can devastate daily life, affects an estimated 17 to 24 million people worldwide
- Research points to the gut-brain-immune axis as a key driver, linking post-infectious inflammation, leaky gut, and microbial imbalance
- Excess serotonin activity, often triggered by SSRIs, may worsen fatigue by slowing cellular energy production and increasing inflammation
- True recovery means restoring balance: calming the nervous system, repairing the gut, cutting inflammatory seed oils from the diet, and rebuilding cellular energy so the body can heal itself
Myalgic encephalomyelitis/chronic fatigue syndrome, or ME/CFS is a debilitating illness that affects millions worldwide yet remains one of medicine’s biggest mysteries. Researchers estimate that 17 to 24 million people worldwide1 live with this condition, but there is still no single test to confirm it. ME/CFS can leave people exhausted, foggy, and in pain for years, yet standard blood tests often look normal, leaving patients struggling with uncertainty and misdiagnosis for years.
However, that may soon change. Scientists have developed a new approach that could finally help provide doctors with a clear answer. If confirmed in larger studies, this discovery could even lead to improved testing for other conditions, such as long COVID.
Key Findings from the New Study on Chronic Fatigue Syndrome
A major study published in the Journal of Translational Medicine examined whether a blood test could provide doctors with an objective way to diagnose ME/CFS. For decades, patients have faced years of uncertainty because diagnoses relied solely on symptoms. Researchers aimed to change that using cutting-edge genomic technology.2
• Researchers used a new method to read DNA folding patterns in blood — Scientists from the University of East Anglia and Oxford Biodynamics analyzed blood samples from 47 people with severe ME/CFS and 61 healthy volunteers using EpiSwitch® 3D Genomics, which examines how DNA folds within immune cells.3
• The test was highly accurate in spotting the illness — The blood test correctly identified ME/CFS patients with 92% sensitivity and 98% specificity. Sensitivity means it seldom misses a case, and specificity means it rarely misclassifies a healthy person. For patients who wait years for answers, this level of precision is a big deal.4
• How the blood test works — The test examines the 3D shape of your DNA inside immune cells. These shapes act like switches, turning genes on or off and controlling key body systems. In ME/CFS, the pattern of these switches changes when the immune system is disrupted. Using EpiSwitch® 3D Genomics, scientists scan over a million folding points and focus on 200 key spots linked to immune and inflammation pathways.5,6
• Immune system signals stand out — The blood test found strong activity in immune and inflammation-related pathways. Among the most affected were interleukin-2 (IL-2), which helps immune cells grow and communicate, and tumor necrosis factor (TNF), which triggers inflammation.
These signals activate key pathways that help regulate immune defense and how the body responds to stress.7 Together, these markers form a distinct biological fingerprint, showing ME/CFS is a condition of chronic immune activation — not just vague symptoms. As the researchers explained:8
“By mapping the top 3D genomic biomarkers to the closest genetic loci captured by their topological control (within 3Kb), it is possible to broaden the biological insights into genes, pathways and protein networks under the influence of 3D genomic regulation.”
• Findings show that ME/CFS is real — Although often called an invisible disability,9 ME/CFS is a genuine physical illness characterized by a specific biological marker in the immune system. A straightforward blood test could revolutionize diagnosis.10
• Experts say more research is needed before doctors can use the test — The study only looked at severe cases and healthy controls, not people with similar conditions like fibromyalgia or autoimmune disorders. That means the test still needs to be validated in larger, more diverse groups.11
• Other scientists are finding similar clues using different methods — Cornell University researchers used machine learning and cell-free RNA analysis to identify hundreds of immune-related changes in ME/CFS patients. Their approach was less accurate (about 77%) but points to the same biological theme: immune dysfunction and exhaustion.12
Shedding Light on an ‘Invisible’ Illness
Often called an “invisible illness,” the disabling symptoms of ME/CFS aren’t necessarily visible, and standard blood tests may appear normal. Yet patients experience profound exhaustion that impairs movement, focus, and strength. Without visible markers, they often face disbelief from others who can’t see their struggles.
• Once mislabeled as “all in the mind” — ME/CFS was first documented during a 1934 outbreak in Los Angeles.13 Because doctors couldn’t find clear biological markers, it was wrongly labeled as hysteria for decades. Today, it’s recognized as a real, multi-system illness involving immune and metabolic dysfunction.14
• As many as 80% of patients may not have an official diagnosis — ME/CFS can strike anyone at any age, ethnicity, or stage of life. Most cases develop after an infection, and roughly 5% to 10% of people who experience viral or bacterial illness fail to recover fully. Known infectious triggers for ME/CFS include:15
◦ Coronaviruses (MERS, SARS, and COVID-19)
◦ Enteroviruses (e.g., Coxsackie B)
◦ Epstein Barr virus (e.g., mono, glandular fever)
◦ Human herpesvirus (cytomegalovirus or herpes zoster)
◦ Human parvovirus B19
◦ Viral or bacterial meningitis
◦ Bacterial pneumonia (Streptococcus pneumoniae)
◦ Q fever (Coxiella burnetii) (bacterial)
◦ Rhinoviruses (the common cold)
• Symptoms go beyond tiredness — Patients with ME/CFS often feel wiped out and energy-depleted, and their symptoms are worsened by physical or mental exertion, with rest often ineffective.16 But this is just the start — it can cause multiple symptoms, many of which mimic other medical conditions:
◦Muscle pain
◦Memory problems
◦Headaches
◦Joint pain
◦Difficulty sleeping
◦Tender lymph nodes
◦Visible muscle twitching (fasciculations)
◦Difficulty concentrating
◦Short attention span
◦Word-finding problems
◦Excessive sweating
◦Palpitations
◦Fainting
◦Clumsiness
◦Enlarged glands
◦Intermittent flu-like symptoms
◦Alcohol intolerance
◦Irritable bowel syndrome-like symptoms
◦Mood swings
◦Temperature control
◦Food intolerance
◦Gastrointestinal problems
◦Hypersensitivity to light and noise
• Middle-aged women are hit hardest — Although the illness affects people of all ages, women in their 40s and 50s are four times more likely to develop it. Many lose careers and independence as their energy systems seem to shut down.17
Although the symptoms of ME/CFS are well documented, its underlying cause is still unknown. The condition can cause serious complications, such as depression and anxiety. If you suspect you might have ME/CFS, don’t hesitate to consult a medical professional or health care provider to explore treatment options.18
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The Gut-Brain-Immune Connection in Chronic Fatigue Syndrome
Chronic fatigue syndrome may start in the gut. A separate study from Columbia University found that people affected by it often have changes in gut bacteria and signs of an overactive immune system. These changes can weaken the gut lining, let harmful particles into the blood, and cause ongoing inflammation. Over time, this can affect the brain and lower the body’s energy.19
In their Microbiome study, the team correctly diagnosed the condition in nearly 83% of patients using stool and blood samples.20,21 They found that patients had fewer anti-inflammatory bacterial species and more signs of immune activation — evidence of a “leaky gut,” where bacteria and toxins escape into the bloodstream. This chronic immune stimulation can trigger exhaustion, pain, and cognitive dysfunction.
As explained by Maureen Hanson, the Liberty Hyde Bailey Professor in the Department of Molecular Biology and Genetics and the paper’s senior author:
“Our work demonstrates that the gut bacterial microbiome in ME/CFS patients isn’t normal, perhaps leading to gastrointestinal and inflammatory symptoms in victims of the disease … Furthermore, our detection of a biological abnormality provides further evidence against the ridiculous concept that the disease is psychological in origin.”22
Could SSRIs Be Fueling Chronic Fatigue?
Serotonin — also called 5-hydroxytryptamine (5-HT) — is often labeled the “happiness hormone.” For decades, low serotonin was believed to cause depression, which is why selective serotonin reuptake inhibitors (SSRIs) became the go-to treatment.
But here’s the problem: it’s not the magic mood molecule we were told it was. In fact, raising serotonin may do more harm than good. In fact, the old “low serotonin equals depression” theory has been solidly debunked. Instead of fixing the root cause of mood disorders, boosting serotonin might create new problems, including fatigue and metabolic issues.
• SSRIs may push serotonin beyond healthy limits — SSRIs are designed to boost mood by raising serotonin in the brain. But too much serotonin can have the opposite effect — slowing energy production, overstimulating the immune system, and creating symptoms that look a lot like ME/CFS. In his blog, bioenergetic medicine researcher Georgi Dinkov explains:23
“I am actually surprised it took researchers so long to make that connection, considering the well-tested so-called ‘central fatigue hypothesis’ (CFH), which stipulates that most of the perception of fatigue is brain-derived and often is not peripherally biochemically justified.
More specifically, it is the accumulation of serotonin in the brain, which leads one to perceive severe fatigue even if the bioenergetic state of their muscles do not demonstrate signs of fatigue (e.g. lactate buildup, creatine kinase and LDH leakage, ammonia accumulation, etc).
Conversely, lowering serotonin levels in the brain usually leads to abolishing the feelings of fatigue. In fact, there are multiple animal studies demonstrating that tryptophan depletion in the brain (which leads to lower 5-HT levels in the brain) is a reliable mechanism to delay or even abolish feelings of fatigue even in animals whose muscles are biochemically fatigued …
Another fact implicating 5-HT as a causal agent in CFS is the fact that most CFS patients seem to develop the condition as a result of viral infection … [M]ost viral infections require activation of specific 5-HT receptors (by elevated serotonin) in order for the infection to take hold, and blocking these receptors either prevents the infection altogether or can treat an already established one.”
• Fatigue may start in the brain, not the muscles — When a chemical called serotonin builds up too much in the brain, it can send strong “I’m exhausted” signals — even if your muscles are still ready to work. A separate 2024 study in the Journal of Translational Medicine supports this idea, showing that excess serotonin activity in the brain can trigger ME/CFS-like symptoms, suggesting that tiredness often starts in the nervous system, not just in the body.24
• One month of Prozac caused ME/CFS-like symptoms in mice — ME/CFS researcher Jin-Seok Lee, along with his colleagues at Daejeon University, tested whether excess serotonin could drive chronic fatigue syndrome. They treated mice with fluoxetine (Prozac) for four weeks at doses higher than typical for depression. Serotonin levels spiked in the hypothalamus and dorsal raphe nucleus — areas in the brain that regulate sleep and energy.25
Afterward, the mice showed hallmark ME/CFS behaviors: unrefreshing sleep, post-exertional malaise, and orthostatic intolerance. These symptoms were reversed after stopping the drug, and blocking serotonin production improved them. ScienceAlert noted that the team’s work addresses a long-standing gap: “No animal-derived evidence verifying the ‘hyper-serotonergic hypothesis’ has been reported yet,”26 the researchers explain.
“Our findings support the involvement of 5-HTergic hyperactivity in the pathophysiology of ME/CFS. This ME/CFS-mimicking animal model would be useful for understanding ME/CFS biology and its therapeutic approaches,” they concluded.27
For more information on SSRIs and mindful ways to ease anxiety without popping pills, check my article “SSRI Drugs Can Cause Chronic Fatigue Syndrome.”
Are You Chronically Tired?
Being tired all the time is not necessarily evidence that you have ME/CFS. In many instances, you’re just not getting proper rest. From poor breathing at night to diet issues and stress, various factors can drain your energy. Understanding these causes is the first step to fixing fatigue.28
• Poor sleep quality or not enough sleep — Getting less than six to nine hours or having disrupted sleep can leave you exhausted.
• Too little or too much exercise — Both extremes can cause fatigue; aim for balanced activity.
• Excess caffeine — Drinking coffee or soda can harm sleep quality and energy levels.
• Too much alcohol — Alcohol disrupts sleep cycles and breathing, making you feel tired.
• Chronic stress — Ongoing stress drains energy and affects sleep patterns.
For tips on how to clean up your sleep hygiene, check out my article “Top 33 Tips to Optimize Your Sleep Routine.”
Restoring Balance and Rebuilding Energy
While there’s no single cure for chronic fatigue syndrome, addressing its root causes, such as mitochondrial stress, inflammation, and gut imbalance, can help the body heal itself. These foundational steps may support energy production and calm an overactive immune response:
• Support calm and focus with GABA instead of SSRIs — Unlike SSRIs, which flood the brain with serotonin and can trigger fatigue, gamma-aminobutyric acid (GABA) acts as your body’s natural “brake pedal,” calming the nervous system without harmful side effects.
According to Dr. Scott Sherr, director of integrative hyperbaric medicine and health optimization at Hyperbaric Medical Solutions and an expert on neurotransmitter balancers like GABA:
“GABA deficiencies are associated with anxiety, fear, depression, short temper, phobias, impulsiveness, disorganization, addictions … Many have been prescribed an SSRI for some of these symptoms, but … we know that depression is not related to serotonin deficiency.”
Start with 100 milligrams of GABA daily for mild anxiety or sleep issues. For stronger effects, 500 milligrams to 2,000 milligrams (2 grams) per day has been shown to relieve anxiety and insomnia, even in people already taking SSRIs. Combining GABA with L-theanine can also amplify its calming benefits. Avoid high-magnesium GABA blends to prevent laxative effects.
• Cut linoleic acid (LA) to restore energy — Excess LA acts as a mitochondrial toxin, draining cellular energy and worsening fatigue. Eliminate seed oils such as soy, canola, and sunflower, and limit olive or avocado oil to 1 tablespoon daily. Aim for under 5 grams of LA per day, or below 2 grams if possible, to support energy and reduce chronic fatigue symptoms.
• Eat mindfully — Consume fiber-rich foods and incorporate fermented vegetables. Reducing refined sugar can also help seal the gut barrier and stabilize immune function.
• Boost cellular energy — Supplement with ubiquinol (the active form of coenzyme Q10) and D-ribose to support antioxidant defenses and enhance ATP production,29 the body’s primary energy molecule. These compounds help fuel mitochondrial function, which is often impaired in people with chronic fatigue syndrome.
Chronic fatigue syndrome isn’t a failure of will — it’s a failure of energy. And for the first time, science is beginning to understand why. The path to recovery starts with awareness: understanding that this illness is biological, not imagined. From new diagnostic tests that read the body’s molecular signals to nutritional and lifestyle strategies that calm inflammation and restore balance, the future of ME/CFS research is promising.
Frequently Asked Questions (FAQs) About ME/CFS
Q: What exactly is ME/CFS?
A: Myalgic encephalomyelitis/chronic fatigue syndrome, or ME/CFS, is a neurological and immune-based disorder that impairs the body’s ability to produce and manage energy. It affects the brain, immune system, and endocrine system, leading to unrelenting fatigue, pain and cognitive difficulties.
Q: Why is it called an “invisible illness”?
A: Most symptoms — like exhaustion, pain, and brain fog — can’t be seen or measured with standard tests. Patients often seem outwardly healthy while experiencing extreme physical and mental fatigue, making the illness easily misunderstood or dismissed.
Q: Who is most at risk?
A: ME/CFS can affect anyone, but it’s four times more common among women in their 40s and 50s. It often follows a viral or bacterial infection, and about 5% to 10% of people never fully recover from these triggers.
Q: Can antidepressants like SSRIs make fatigue worse?
A: Yes. New research shows that excessive serotonin activity can disrupt mitochondrial energy production and immune balance, sometimes worsening fatigue and brain fog. Supporting the calming GABA pathway may be a safer alternative.
Q: What can help improve energy and reduce symptoms?
A: Core strategies include eliminating seed oils high in linoleic acid, supporting GABA for nervous system calm, healing the gut with fiber and fermented foods, and strengthening mitochondria with nutrients such as coenzyme Q10 and D-ribose.
- 1 Medical News Today, October 13, 2025
- 2 Journal of Translational Medicine, 2025, Volume 23, Article number: 1048
- 3, 6 News-Medical.net, October 7, 2025
- 4, 11 ScienceAlert, October 13, 2025
- 5, 7, 8 Conexiant, October 13, 2025
- 9, 15, 17 Hidden Disabilities Sunflower, Myalgic Encephalopathy/Chronic Fatigue Syndrome (ME/CFS), 2025
- 10 SciTechDaily, October 27, 2025
- 12 Cornell Chronicle, August 11, 2025
- 13 MEpedia, History of myalgic encephalomyelitis and chronic fatigue syndrome
- 14 Front. Pediatr., 2019;7:131
- 16 The Symptoms and Diagnosis of ME/CFS, ME Association, 2025 (Archived)
- 18 Cleveland Clinic, September 12, 2025
- 19 Columbia University Mailman School of Public Health, April 26, 2017
- 20 Microbiome, 2016, Volume 4, Article number: 30
- 21, 22 Cornell Chronicle, June 24, 2016
- 23 Haidut.me March 22, 2024 (Archived)
- 24, 27 J Transl Med, 2024;22:34
- 25, 26 ScienceAlert, March 20, 2024
- 28 Renown Health, June 9, 2025
- 29 Dr. Oracle, June 10, 2025
Carrot Fiber Boosts Gut Health and Strengthens Immune Defenses
Reproduced from original article:
https://articles.mercola.com/sites/articles/archive/2025/11/17/carrot-fiber-gut-immune-health.aspx
Analysis by Dr. Joseph Mercola November 17, 2025
Story at-a-glance
- Carrot fiber contains a unique compound called RG-I that works in small amounts to strengthen your gut and immune defenses
- Even 300 to 500 milligrams daily of RG-I was shown to boost beneficial bacteria, improve stool consistency, and activate immune cells that fight viruses
- Carrot fiber helps your gut microbes produce protective compounds that lower inflammation and shield organs like your brain, heart, and liver from damage
- At the same time, it reduces harmful byproducts linked to asthma, fatty liver disease, and cancer risk, shifting your microbiome toward a healthier balance
- Preparing your gut first by calming inflammation makes carrot fiber even more effective, as it then feeds butyrate-producing bacteria that repair and protect your intestinal lining
Carrots have been valued for centuries as a source of nourishment, but modern science is uncovering a deeper reason why this root vegetable matters to your health. Inside carrots is a unique type of fiber called rhamnogalacturonan-I, or RG-I, that acts far differently than the roughage most people think of when they hear the word “fiber.”
Unlike traditional bulk-forming fibers, RG-I works in very small amounts to nourish the bacteria in your gut and strengthen your immune system. This matters because your gut acts as the command center for much more than food breakdown.
It’s closely tied to immune defenses, inflammatory balance, and communication with other organs like your lungs and brain. When the system is out of sync, the risks ripple outward. Understanding how carrots affect this terrain helps explain why they’re emerging as more than just a source of nourishment but as a functional food with measurable benefits.
Carrot Fiber as a Precision Prebiotic
A feature from Wholistic Matters highlighted RG-I, a specialized fiber extracted from carrots, and its role in gut and immune health.1 Unlike bulk-forming fibers that simply add roughage, RG-I is a precision prebiotic that selectively feeds beneficial microbes and strengthens immune defenses.
The article reported on findings from human testing where healthy adults consumed small amounts of RG-I daily. Instead of looking for broad digestive effects, the research followed subtle shifts in microbiome activity and immune responses, showing that even low doses could make a measurable difference.
• Beneficial bacteria thrive — RG-I boosts levels of Bifidobacterium and Faecalibacterium, two microbes tied to smoother digestion, stronger gut lining, and lower inflammation. These microbes generate short-chain fatty acids (SCFAs), key compounds that fuel intestinal cells and reinforce barrier protection.•Immune cells become more active — Study participants showed stronger responses in natural killer cells and dendritic cells after consuming RG-I.2 These are frontline immune defenders that act quickly against viral invaders.
• Small doses were effective — One standout point was that only 300 milligrams (mg) of carrot fiber daily were enough to trigger these microbiome and immune changes. That’s a fraction of the grams of fiber usually required for digestive benefits, making it easier for people to incorporate consistently.
• Gut-lung connection gained attention — The article also pointed to the “gut-lung axis,” describing how better microbial balance in the intestines was linked with stronger defenses in the respiratory tract.3 This connection helps explain why participants were less vulnerable to common viral infections.
• RG-I ferments differently than typical fibers — It breaks down quickly for select microbes, limiting gas buildup while enhancing immune signaling. This precise activity helps explain why results appeared without the usual digestive discomfort that comes with high-fiber diets.
Low-Dose Carrot Fiber Strengthens Immunity
A study published in Microorganisms tested the effects of just 500 mg of carrot-derived RG-I fiber in healthy adults.4 The goal was to see whether this small daily dose could measurably improve gut and immune health. Researchers focused on whether this fiber could shift the microbiome, improve stool quality, and enhance immune activity without requiring high fiber intake.
• Healthy volunteers experienced direct improvements — Participants who took the RG-I supplement experienced significant increases in beneficial gut bacteria and noticeable improvements in stool consistency compared to controls. The study design allowed researchers to pinpoint that these changes were not just random but directly tied to the daily intake of the fiber.
• Immune activation was a standout finding — One of the most important discoveries was that RG-I didn’t only act in the gut — it also influenced the immune system. Tests showed higher activity in dendritic cells, which help detect threats, while previous studies show enhanced natural killer cells, which are like your body’s “rapid responders” against viruses.
• Benefits occurred quickly in a matter of weeks — Improvements were observed in as little as four weeks of supplementation. This rapid response matters because most dietary fibers require months or large amounts to have an impact, whereas RG-I worked faster and with less discomfort.
• Increases in Bifidobacterium levels were significant — This is noteworthy because this group of microbes is known for promoting gut comfort, lowering inflammation, and helping regulate bowel function. The research showed that even at low doses, these bacteria were stimulated enough to create a meaningful difference.
Laboratory tests also confirmed that RG-I helped strengthen the lining of the intestine under stressful conditions. A stronger gut barrier means fewer toxins and pathogens leaking into your bloodstream, which helps reduce systemic inflammation and protect long-term health.
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Carrot Fiber Sparks Production of a Rare Protective Compound
A study published in Metabolites found that carrot-derived RG-I consistently boosted levels of a powerful antioxidant made by gut bacteria.5 Even at a very small daily dose of 0.3 grams, this fiber raised levels by nearly 15%. At 1.5 grams per day, the increase was closer to 46% across all 24 adults tested, showing a strong and reliable effect.
This protective substance is created when gut microbes break down the amino acid tryptophan. It acts as both an antioxidant and anti-inflammatory agent, with research showing it helps shield your brain, heart, liver, kidneys, and muscles from damage and disease.
• The microbiome link was clear — The rise in this compound directly tracked with an increase in Bifidobacterium longum, a beneficial species that converts tryptophan into the building blocks needed for its production. This means carrot fiber specifically nourished the microbes capable of triggering this health-protective pathway, strengthening gut-immune communication and whole-body defense.
• The benefits went beyond gut-healing fats — Earlier studies showed carrot fiber encouraged the production of SCFAs like butyrate, which repair your gut lining. This new research revealed another layer: amino acid-derived metabolites that extend protection beyond your gut, easing inflammation, protecting brain cells, lowering cardiovascular risk, and supporting muscle recovery.
• Harmful byproducts dropped at the same time — While the protective compound rose, carrot fiber also reduced damaging metabolites tied to the breakdown of linoleic acid (LA), which have been linked to asthma, fatty liver, and cancer risk. In short, carrot fiber shifted the microbiome toward making more good and less harm.
• Diversity was preserved — Unlike some fibers that throw gut balance off, carrot fiber maintained a wide variety of microbes while still boosting protective metabolites. A diverse microbiome is a marker of long-term resilience, lowering the odds of harmful bacteria taking over and supporting lasting health benefits.
Carrots Support Your Immune System from Multiple Angles
A 2022 review in the Journal of Functional Foods showed that carrots reduce the production of pro-inflammatory chemicals in your body, easing strain on tissues and your gut lining.6 This makes your immune system less likely to stay stuck in “fight mode,” which is what drives chronic conditions like arthritis, heart disease, or digestive issues.
• Antioxidants from carrots protect your cells — Carrot compounds like beta-carotene, flavonoids, and vitamin C boost natural defense enzymes that clear out harmful free radicals. Free radicals are unstable molecules that damage cells and speed aging, so keeping them in check supports both daily energy and long-term resilience.
• Carrots help calm your immune balance — Compounds in carrots were shown to dial down “alarm” signals that drive inflammation, while boosting signals that keep your immune response balanced. This means carrots help your body fight off threats without overreacting and causing damage to its own tissues.
• Your barriers get stronger — Carrots were shown to raise levels of an antibody that lines your gut and airways and acts like a protective shield. This means fewer flare-ups from food sensitivities, better digestion, and stronger resistance against respiratory infections or stomach bugs.
• Benefits show up fast — Human studies summarized in the review reported changes in antioxidant activity and immune markers within two to four weeks of regular carrot intake. That means you don’t need months of consistency before seeing results — your body starts adjusting within weeks.
• Whole carrots work better than isolates — The review emphasized that the synergy of carrot compounds — β-carotene, flavonoids, vitamin C, and polyacetylenes — hits multiple pathways at once.7 This makes eating fresh carrots or drinking carrot juice a smarter, more complete choice than relying on single-nutrient supplements alone.
How to Rebuild Your Gut Terrain Before Adding Carrot Fiber
Before jumping into carrot-derived RG-I fiber, it’s important to prepare your gut terrain. If your digestion is already inflamed or unstable, piling on fiber — even the most targeted type — will backfire.
Think of it like planting seeds in rocky soil: you need to clear the ground first so those seeds actually take root. Once your gut is calmer and more balanced, adding RG-I fiber works far better and delivers the benefits the studies revealed. Here’s how to approach it step by step.
1. Listen to your gut’s warning signs before adding more fiber — Pay close attention to what happens after meals. If you often feel bloated, swing between constipation and loose stools, or react to common foods, your gut is sending signals that it’s too stressed to handle extra complexity right now. Use those symptoms as feedback. Once your digestion is more predictable, adding RG-I fiber will feel like support, not strain.
2. Hold off on high-fiber carbs until your gut calms down — In an inflamed gut, even “healthy” foods like broccoli, kale, or whole grains ferment too quickly and trigger more gas, pain, and irritation. Instead, stick to gentle carbs that are easier to process, such as fruit and white rice. When your system feels steadier, gradually layer in more complex carbs without flare-ups.
3. Cut out ultraprocessed carbs completely — Packaged snacks, breads, and cereals loaded with LA-rich vegetable oils and additives do more than add calories — they disrupt your gut bacteria and weaken your gut lining. If your diet is filled with these, your gut microbes will be skewed toward the harmful strains that thrive on junk food. Replacing these with simple whole foods clears the ground for carrot fiber to actually nurture the beneficial microbes you want to grow.
4. Give your cells the right kind of fuel — Your body’s preferred energy source is glucose, and that comes from carbs. If you’ve been low-carb or keto for a while, your cells are running on backup mode, which stresses your system. Aim for a steady intake of around 250 grams of healthy carbs from fruit and rice to restore balance. Later, once your digestion is stronger, adding root vegetables and legumes lays the groundwork for carrot fiber to supercharge your microbiome and metabolism.
5. Rebuild your gut lining with butyrate-producing bacteria — Once your gut terrain is stable, carrot fiber helps nourish the microbes that create butyrate, which strengthens your intestinal wall, lowers inflammation, and improves nutrient absorption. By supporting these butyrate-producing bacteria, carrot fiber reinforces your gut barrier and makes you more resilient to toxins and infections.
FAQs About RG-I Carrot Fiber
Q: What makes carrot fiber different from other types of fiber?
A: Carrot fiber, specifically RG-I, is a precision prebiotic. Unlike bulk-forming fibers, it works in small amounts to selectively feed beneficial microbes like Bifidobacterium and Faecalibacterium, which help improve digestion, strengthen your gut lining, and reduce inflammation.
Q: How does carrot fiber support my immune system?
A: Studies show that even low doses of RG-I boost the activity of natural killer cells and dendritic cells — your body’s rapid-response defenders against viruses. This means your immune system reacts faster and more effectively to invading pathogens.
Q: Can small amounts of carrot fiber really make a difference?
A: Yes. Research found that as little as 300 to 500 mg of RG-I per day led to measurable changes in gut bacteria, improved stool consistency, and stronger immune activity — without the discomfort that often comes with high-fiber diets.
Q: Does carrot fiber help beyond digestion?
A: Absolutely. RG-I helps gut microbes produce protective compounds that lower inflammation, shield your brain, heart, liver, and muscles from damage, and even reduce harmful byproducts tied to chronic diseases like fatty liver, asthma, and cancer.
Q: Do I need to prepare my gut before adding carrot fiber?
A: If your digestion is unstable — marked by bloating, irregular stools, or food sensitivities — it’s best to calm inflammation first. Once your gut is balanced, carrot fiber works more effectively by feeding butyrate-producing bacteria that strengthen your gut lining and boost resilience against toxins and infections.
Artificial Sweeteners Tied to Faster Brain Aging and Decline
Reproduced from original article:
https://articles.mercola.com/sites/articles/archive/2025/11/05/artificial-sweeteners-brain-aging-cognitive-decline.aspx
Analysis by Dr. Joseph Mercola November 05, 2025
Story at-a-glance
- Artificial sweeteners are linked to faster memory loss and thinking decline, equal to 1.6 years of extra brain aging
- People under 60 who consume the most low or no-calorie sweeteners face the steepest drop in verbal fluency and overall cognition, making midlife a key time to cut them out
- Adults with diabetes are at even higher risk, with sharper declines in memory and global thinking skills when relying on artificial sweeteners and sugar substitutes
- The harmful effects were consistent across years of testing, showing that continued use steadily chips away at brain function
- You can protect your brain by eliminating artificial sweeteners, using natural options like fruit, honey, monk fruit, and dextrose, and focusing on foods that fuel steady energy
Artificial sweeteners are often promoted as smart swaps for sugar, yet they carry consequences that reach far beyond taste or calorie count. What looks like a harmless choice in your morning coffee or afternoon soda interferes with the very systems that keep your brain sharp and resilient.
Cognitive decline is not just about forgetting names or misplacing your keys. It starts with subtle changes in memory, language, and focus that erode your ability to stay independent. Over time, these problems build into serious conditions like dementia, where everyday decision-making and self-care become overwhelming.
Artificial sweeteners such as aspartame, saccharin, and erythritol are hidden in flavored drinks, protein shakes, yogurts, and “diet” desserts. Once you understand how frequently you encounter them, it becomes clear why so many people are unknowingly adding stress to their brain. Choosing these products means you’re exposing your nervous system to chemicals that alter communication between brain cells and strain your gut-brain connection.
Your daily choices about what to eat and drink are not small — they directly influence how well your memory, focus, and language skills hold up as you age. That’s why it’s worth examining the latest research on artificial sweeteners and the surprising way they accelerate brain aging.
Artificial Sweeteners Accelerate Cognitive Decline
Researchers followed 12,772 adults in Brazil for an average of eight years to determine how artificial sweeteners affect thinking and memory skills.1 Participants were civil servants, all age 35 or older at baseline, and they completed detailed food questionnaires and repeated cognitive testing. The study measured consumption of seven common artificial and no- or low-calorie sweeteners.
• Middle-aged adults were the most affected — The average age of participants was 52, and more than half were women. When researchers divided people into groups based on how much of alternative sweeteners they consumed, they found those in the highest group experienced a much faster decline in overall cognition compared to the lowest group. Importantly, this accelerated decline was strongest in people younger than 60, suggesting the risk is magnified during midlife.
• Faster brain aging showed up in specific thinking skills — People in the highest consumption group showed sharp declines in verbal fluency (the ability to think of and say words quickly) and memory. The researchers calculated that this decline was the equivalent of 1.6 years of extra aging in brain function. Even those in the middle consumption group experienced the equivalent of 1.3 years of aging over the study period, which means the risks weren’t limited only to heavy users.
• Diabetes increased the risks even further — Participants living with diabetes were especially vulnerable to the harms of artificial sweeteners. For them, memory and global cognition dropped more rapidly when intake was higher. This is important because people with diabetes are already encouraged to use artificial sweeteners as sugar substitutes, which could worsen long-term brain health. The results suggest that artificial sweeteners are far from a safe alternative for this group.
• Different sweeteners showed different levels of harm — When the researchers analyzed individual sweeteners, they found aspartame, saccharin, acesulfame-K, erythritol, sorbitol, and xylitol were each associated with a faster decline in cognition. Tagatose, however, did not show a clear link to cognitive decline. This suggests not all sugar substitutes carry the same level of risk, but most commonly used artificial sweeteners did.
• More sweetener intake was tied to faster decline over time — Participants were tested at the beginning of the study, again several years later, and at the end of the eight-year period. Those in the lowest group consumed about 20 milligrams (mg) per day, while the highest group averaged 191 mg daily — the equivalent of just one can of diet soda for aspartame.2
People in the higher intake groups showed a quicker drop in memory, verbal fluency, and processing speed compared to lighter users. Importantly, this link was observed in participants younger than 60, but not in older adults.
Artificial Sweeteners Interfere with Brain Signaling and Gut Health
Several of the compounds studied, including aspartame and saccharin, have been shown in other research to affect neurotransmitter activity.3,4 Neurotransmitters are your brain’s chemical messengers, controlling everything from memory formation to verbal processing. Changes in these pathways could explain why verbal fluency and memory were most affected in the study population.
• Metabolic strain is another likely mechanism — Artificial sweeteners are often used by people with diabetes or those trying to manage blood sugar. However, they disrupt your body’s normal insulin response and alter how cells use energy, which increases oxidative stress and harms neurons.5 This is especially concerning because neurons rely on stable energy supply to maintain communication networks required for memory and thinking skills.
• Researchers found brain effects even after accounting for other risks — The team adjusted the data for age, sex, high blood pressure, cardiovascular disease, and other lifestyle habits. Even after these adjustments, the association between sweetener intake and cognitive decline remained strong, showing that the results are not easily explained by other factors. This highlights that the sweeteners themselves are an independent factor in brain health.
• Aspartame harms the good bacteria in your gut — Aspartame disrupts your gut microbiome by depleting beneficial bacteria, weakening your natural defenses, and creating conditions that favor tumor growth.6 These bacteria normally produce protective compounds that help keep your brain and immune system strong. When their numbers drop, harmful microbes gain the upper hand, leaving your body more vulnerable to disease.
• Artificial sweeteners expose your brain to compounds that accelerate cognitive decline — The featured study shows the impact is measurable, long-term, and stronger in people already vulnerable, such as those with diabetes.7 Choosing natural sweeteners allows you to enjoy sweetness while avoiding the brain-aging effects documented in this research.
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Simple Steps to Protect Your Brain from Artificial Sweeteners
If you’ve been reaching for diet soda, flavored water, or sugar-free desserts thinking they’re a better option than sugar, you now know they speed up brain aging instead of protecting your health. There are clear steps you can take right now to remove the risk and support your brain’s energy and memory systems. These changes are simple but powerful.
1. Cut out artificial sweeteners completely — Your first step is to stop using products that contain artificial sweeteners like aspartame, sucralose, saccharin, acesulfame-K, and neotame. Look at your flavored water, gum, yogurt, protein shakes, or “diet” snacks. If the label lists any of these names, replace it with something else. Removing these chemicals stops the constant assault on your brain’s memory and verbal fluency.
2. Replace sweetness with whole food alternatives — Instead of “zero calorie” drinks and treats, use real food sources of sweetness. Whole fruits, raw honey, or small amounts of maple syrup provide natural sugars that your body recognizes and uses for fuel.
Fresh fruit makes an easy dessert or snack, honey works well to lightly sweeten tea or drizzle over raw grass fed yogurt, and maple syrup can be added to organic oatmeal. These natural options not only satisfy cravings but also deliver vitamins, minerals, and plant compounds that support steady energy for your brain and body.
3. Support your gut to protect your brain — Your gut and brain communicate constantly. Artificial sweeteners disrupt this connection by altering your gut bacteria. Focus on eating simple, digestible carbs such as ripe fruits, white rice, and root vegetables — once your gut is healed enough to handle them. If your gut is still fragile, focus on fruit and white rice first to fuel your brain without feeding harmful bacteria. Protecting your gut environment directly improves how your brain functions.
4. Choose safer natural sweeteners at home — If you crave something sweet, prepare it yourself with ingredients that support health instead of harming it. Natural stevia from the whole plant, Luo Han Guo (also called monk fruit), and pure dextrose from clean cane sugar are reliable options. Using these alternatives allows you to enjoy sweetness without exposing your brain to the decline linked to artificial sweeteners.
5. Focus on energy, not restriction — Instead of thinking about what you’re giving up, pay attention to what you’re gaining — better focus, stronger recall, and sharper thinking. If you’ve been relying on low-calorie products, it’s time to fuel your body and brain with the right kind of carbohydrates and proteins.
Around 250 grams of carbs each day, combined with quality protein and fats like grass fed butter or ghee, provide the foundation for steady brain energy. Think of this not as a diet but as an upgrade to how your brain runs.
FAQs About Artificial Sweeteners and Your Brain
Q: How do artificial sweeteners affect brain health?
A: Artificial sweeteners speed up cognitive decline. A large study found that people who consumed the highest amounts experienced the equivalent of 1.6 extra years of brain aging in memory, verbal fluency, and overall thinking skills.8
Q: Who is most at risk from artificial sweeteners?
A: Middle-aged adults under 60 showed the strongest link between high intake and faster cognitive decline. People with diabetes were also more vulnerable, with sharper drops in memory and global cognition compared to those without diabetes.
Q: What can you use instead of artificial sweeteners?
A: Safer alternatives include whole fruits, raw honey, maple syrup, natural stevia in its plant form, Luo Han Guo (monk fruit), and pure dextrose from clean cane sugar. These options provide sweetness without the brain-aging effects linked to artificial sweeteners.
Q: What steps protect your brain if you’ve been using artificial sweeteners?
A: Eliminate products with artificial sweeteners, switch to whole food sweeteners, support your gut health, try natural substitutes at home, and focus on fueling your body with the right balance of carbs, protein, and healthy fats. These steps restore energy production and protect long-term brain function.