Dr. Joseph Mercola - Take Control of Your Health

Dr. Mercola

Listen to Dr. Mercola's Weekly Podcast, as the legendary natural health pioneer continues to lead you on your journey towards optimal health.

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26 episodes
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Today · 7 min
The Role of Food Nutrients in Reducing Oxidative Stress Linked to Microplastics
Microplastics and nanoplastics are now found in food, water, and air, and research suggests they accumulate in organs such as the liver, pancreas, kidneys, and brain. Laboratory and animal studies indicate they may contribute to oxidative stress, inflammation, and insulin resistance in these areas The same biological changes linked to microplastic exposure are also associated with Type 2 diabetes, including impaired blood sugar control, disrupted gut bacteria, and metabolic dysfunction that develops long before symptoms appear In animal studies, nanoplastics, which are microscopic, crossed the blood-brain barrier, where they triggered inflammation, interfered with how brain cells use glucose for energy, and contributed to memory and learning problems associated with cognitive decline Your body has a built-in defense system called Nrf2 that helps neutralize oxidative stress and repair cellular damage, and many nutrients found in colorful fruits, herbs, spices, and other plant foods help activate this protective pathway While eliminating all microplastic exposure is no longer realistic, reducing everyday plastic use, supporting healthy metabolism, tracking HOMA-IR, and eating a wide variety of nutrient-rich whole foods help strengthen your body's resilience against plastic-related damage
Yesterday · 6 min
Why Pills Don't Fit Modern Life: The Burden of Too Many Capsules
The morning handful of capsules is a holdover from a slower era — nearly every other part of daily life has been simplified, but the pill routine never was The sheer number of capsules required for some nutritional supplement regimens is itself a barrier to long-term adherence Difficulty swallowing pills is far more common than most people assume, and larger pills are dramatically harder to get down — a common reason for why so many people fail to maintain their supplement routines Multiple daily schedules and travel make a pill or capsule routine fragile; it's often the first thing to fall by the wayside on a busy or disrupted day For suitable ingredients, reformulating capsules into a powder that can be mixed into food or beverages removes most of that friction, thereby giving you the best chance of staying consistent in the long term
Monday · 7 min
Could Hydrogen-Rich Water Support Your Body's Own GLP-1? Here's What a Clinical Trial Found
In a small, eight-week trial, participants who drank 1 liter of hydrogen-rich water daily showed higher GLP-1 levels than those drinking plain water Participants who consumed hydrogen-rich water experienced substantially larger reductions in food cravings than those who drank regular water, which may make it easier to resist unnecessary snacking The strongest improvements occurred in physical hunger-related cravings, which may reflect an effect on the body's appetite signals rather than simple appetite suppression, though the study did not test this mechanism directly Along with supporting appetite regulation, hydrogen-rich water improved subjective sleep quality and lowered both total cholesterol and LDL cholesterol without causing serious adverse effects Combining hydrogen-rich water with better gut health, adequate protein, easy-to-digest carbohydrates and the removal of seed oils may help create an environment where your body's natural appetite-control system can work more effectively
Saturday · 6 min
Why Plain Water May Fall Short for Rehydration After Heavy Sweat
After heavy sweating, plain water doesn't fully replace what your body loses because sweat carries away sodium, potassium and other electrolytes that are necessary for proper hydration, muscle function and recovery In a study of firefighters recovering from extreme heat exposure, carbohydrate-electrolyte drinks restored hydration more effectively than water alone, even though all participants drank the same amount of fluid People who consumed electrolyte-containing drinks remained less thirsty, retained more fluid and cleared exercise-related lactate faster, helping their bodies recover more efficiently after strenuous activity Hydration isn't just about how much you drink; paying attention to thirst, urine color and urination frequency provides a more accurate picture of your body's fluid needs than following a fixed water-intake rule Foods and beverages that provide both fluids and minerals, such as fruit, coconut water, cooked vegetables and electrolyte-enhanced drinks, support hydration better than plain water after significant sweat loss
Friday · 6 min
An Arthritis Relief Strategy That Doesn't Come from a Pill Bottle
More than 53 million Americans live with arthritis, yet regular physical activity is considered one of the most effective non-drug strategies for reducing pain, improving mobility, and supporting independence — without relying solely on medications You don't need intense workouts to benefit; even short bouts of walking, stretching, gardening, or other movement throughout the day help improve joint function and contribute toward recommended activity goals Strength training helps protect painful joints by building the muscles that support them, and blood flow restriction methods such as KAATSU may allow you to gain strength using much lighter weights Sitting for long periods allows joints to stiffen and muscles to weaken, making frequent movement breaks throughout the day almost as important as formal exercise sessions Exercise works best when paired with a diet that reduces inflammation, including eliminating seed oils such as soybean, canola, and sunflower oil that contribute to oxidative damage and joint stress
Thursday · 6 min
Common Heart Drug Taken by Millions Found Useless and Possibly Dangerous
A landmark trial involving more than 8,400 heart attack survivors found that beta blockers did not reduce the risk of death, repeat heart attack, or hospitalization for heart failure in patients whose hearts maintained relatively normal pumping function Death rates, repeat heart attacks, and heart-failure admissions were nearly identical between patients who took beta blockers and those who did not, challenging a treatment practice that has been standard for nearly 40 years A follow-up analysis found that women taking beta blockers faced a 45% higher risk of death, repeat heart attack, or hospitalization for heart failure compared to women who did not receive the drugs, while men saw no meaningful difference Common beta-blocker side effects include fatigue, cold hands and feet, dizziness, depression, weight gain, sexual dysfunction, and low blood pressure; Older non-selective types like atenolol also reduce insulin sensitivity, which increases the risk of Type 2 diabetes Long-term heart protection may depend on addressing the underlying factors of cardiovascular disease by supporting cellular energy production, reducing seed-oil intake, supporting metabolic health, walking daily, getting regular sunlight exposure, and monitoring insulin resistance with the HOMA-IR test
August 5 · 6 min
PCOS Has a New Name; Doctors Hope It Will Improve Care for Millions
Doctors officially renamed polycystic ovary syndrome (PCOS) to polyendocrine metabolic ovarian syndrome (PMOS) because the old name focused too narrowly on ovarian cysts while ignoring the condition's widespread metabolic and hormone disruption Researchers found that insulin resistance affects about 85% of women with PMOS, including many women with normal body weight, helping explain why symptoms like acne, irregular periods, facial hair growth, and weight gain often appear together The condition is associated with increased risk of serious long-term health problems, including Type 2 diabetes, fatty liver disease, high blood pressure, heart attack, and stroke, showing that PMOS extends far beyond reproductive health Gut dysfunction and chronic inflammation are linked to hormone imbalance in PMOS. Postbiotics from beneficial bacteria such as Akkermansia muciniphila may help strengthen the gut barrier, support insulin sensitivity, and calm inflammatory stress Daily movement, whole-food carbohydrates, stress reduction, sunlight exposure, and lowering exposure to seed oils and hormone-disrupting plastics may support metabolic health in women with PMOS
August 3 · 6 min
Akkermansia, the Gut Microbe Drawing Research Attention for Health and Wellness
Akkermansia muciniphila has been associated with improved metabolic markers and immune function in research, with studies exploring its role in obesity and Type 2 diabetes Research suggests Akkermansia may support intestinal barrier function, which has been studied in relation to inflammatory bowel disease and colorectal cancer risk Research has explored Akkermansia's relationship with the gut-brain axis and conditions such as anxiety and Alzheimer's disease, primarily in preclinical models Akkermansia has also been studied for its potential role in stress-related research Akkermansia supplementation has been studied in two forms (live and pasteurized) in published human trials. The pasteurized form was associated with greater improvements in metabolic markers in a small proof-of-concept study, though larger trials are needed
August 1 · 7 min
Google Wants to Release 32 Million Sterilized Mosquitoes in California and Florida
Google-owned Debug has proposed releasing 32 million Wolbachia-infected male mosquitoes in California and Florida to suppress populations of Aedes aegypti, the invasive mosquito that spreads dengue fever, yellow fever, and Zika virus The released males don't bite humans and are designed to mate with wild females whose eggs then fail to hatch, preventing more than 100 offspring from being produced from a single mating Public concern centers on the possibility of unintended environmental consequences, the difficulty of reversing large-scale biological releases and questions about the role of private corporations in ecosystem management Researchers reviewing Wolbachia-based mosquito-control programs found that they can reduce disease transmission, but success depends heavily on local conditions and often requires ongoing releases, specialized infrastructure and long-term monitoring Regardless of whether the proposal moves forward, you can reduce your exposure to mosquito-borne diseases by eliminating standing water around your home, using physical barriers such as screens and reducing mosquito breeding sites in your community
July 31 · 7 min
Geranylgeraniol — An Overlooked Driver of Healthy Aging
Geranylgeraniol (GG) is a naturally produced compound that helps regulate memory, metabolism, inflammation, and cellular repair, but your body makes less of it as you age Researchers found that GG supports important cellular signaling systems that help brain cells communicate, form memories and adapt to everyday stress Low GG levels are linked to many of the same biological changes seen in aging, including declining cellular energy, insulin resistance, chronic inflammation, and impaired tissue repair In laboratory research, GG's metabolite, geranylgeranoic acid (GGA), has been shown to interfere with key survival mechanisms inside certain cancer cells — early findings that some researchers describe as a potential built-in check on uncontrolled cell growth Supporting the mevalonate pathway through nutrient-dense foods, regular sunlight exposure, movement, avoidance of ultraprocessed foods, and, for some people, targeted GG supplementation, may help support the cellular systems involved in healthy aging
July 27 · 6 min
Why Most Supplements Don't Fit Real Life — And What Finally Does
Most supplement routines fail because they ask people to follow a perfect daily ritual in an imperfect real life Complicated regimens with multiple bottles, doses, and reminders create friction that causes people to quit over time Research suggests heavier daily pill burden often links to poorer adherence, while simpler routines tend to help people stay consistent Pill swallowing itself can be a major barrier, especially when people need to take several capsules at once Habits form best when a new behavior connects to a stable daily cue, and eating provides one of the most reliable cues in daily life. Food-first supplement formats aim to make daily use easier by fitting targeted support into meals instead of adding another separate health chore
July 26 · 6 min
What Is Akkermansia — A Keystone Microbe in Your Gut (An Interview with Dr. Colleen Cutcliffe)
The composition of your gut microbiome may have an encompassing influence on your health, including metabolic, neurological, and digestive function The diversity of your microbiome varies depending on your diet, age, location, and other factors. Age-related loss of diversity may be a meaningful contributor to age-related changes in function and the onset of chronic conditions In conventional antibiotic treatment, roughly 20% to 30% of Clostridium difficile cases recur after initial therapy, and severe or refractory cases carry meaningful mortality risk. Fecal microbiota transplant (FMT) has been reported in some trials to have cure rates around 80% to 90% Akkermansia muciniphila is among the gut bacteria most studied as a key contributor to microbiome health Reduced integrity of the mucin layer has been associated with what researchers describe as leaky gut syndrome. Akkermansia muciniphila is among the strains most closely studied for its interaction with the mucin layer
July 25 · 7 min
This Golden Drink May Be Quietly Fighting Inflammation
Turmeric water contains curcumin, a plant compound linked to lower inflammation, improved circulation, healthier digestion, and reduced oxidative stress that gradually damages your cells over time Even though turmeric water contains far less curcumin than concentrated supplements used in studies, consistent daily use supports hydration and helps reinforce healthier anti-inflammatory habits Curcumin helps support blood vessel flexibility, which may improve oxygen delivery throughout your body and influences blood pressure, circulation, and cardiovascular health Adding black pepper to turmeric water may significantly improve curcumin absorption because piperine, a natural compound in pepper, helps your body retain and use more of turmeric's active compounds Turmeric water works best when combined with other lifestyle changes that lower chronic inflammation, including reducing ultraprocessed foods, improving sleep, getting sunlight, and staying physically active
July 24 · 7 min
The Status of Cell-Cultured Meat Regulations
Cell-cultivated meat has already moved beyond the experimental stage, with five products completing federal review — though clearing review, as you'll see, turns out to be very different from reaching your plate The FDA and USDA share oversight of cell-cultivated meat, creating a multi-step approval process that includes safety reviews, facility inspections, and labeling evaluations before products reach the marketplace States have adopted sharply different approaches, with some banning cell-cultivated meat outright, others requiring special labeling and many still deciding how they will regulate the technology Court challenges are already being decided: in March 2026, a federal appeals court ruled that Florida's ban does not conflict with federal law, dealing the industry's central legal argument an early defeat — even as other claims continue Understanding how foods are produced, regulated, and labeled helps you make more informed decisions, while choosing minimally processed foods from regenerative and grass fed farming systems offers a straightforward alternative to highly engineered food products
July 23 · 7 min
Molecular Hydrogen Shows Promise for High Uric Acid Levels
High uric acid has been linked to far more than gout attacks; it also increases your risk of kidney stones, chronic kidney disease, metabolic syndrome, high blood pressure, and cardiovascular disease as inflammatory damage spreads throughout your body Researchers found that adults with high uric acid who drank high-dose hydrogen-rich water for eight weeks lowered their average uric acid levels significantly more than those drinking ordinary water* The strongest improvements appeared after consistent daily use over eight weeks, showing that reducing uric acid levels and associated oxidative stress markers may require sustained exposure rather than short-term intervention Scientists linked high uric acid to oxidative stress, a process where unstable molecules damage cells faster than your body repairs them, increasing inflammation and placing extra strain on your kidneys and metabolism Removing alcohol, reducing seed oils, improving mitochondrial energy production, and using hydrogen-rich water correctly help lower the inflammatory burden that keeps uric acid trapped at damaging levels
July 22 · 6 min
Your Brain Is Starving, and It's Not for Food
Your brain is about 75% water, and even mild dehydration slows focus, memory, reaction time, and mental clarity long before intense thirst appears Researchers found that 56% of older adults in a two-year cognitive study were physiologically dehydrated, even though most consumed what guidelines considered enough water Dehydration interferes with blood flow, oxygen delivery, and communication between brain cells, which contributes to brain fog, fatigue, irritability, and slower thinking Drinking excessive amounts of plain water creates its own problems by diluting sodium and disrupting electrolyte balance, which lowers cellular energy production and worsens dehydration at the cellular level Consistent hydration throughout the day, along with mineral-rich fluids, whole fruits, and electrolyte support during heavy sweating, helps your brain maintain sharper focus, steadier energy, and better long-term cognitive health
July 21 · 6 min
Why We Started with Your Gut
Story at-a-glance Butyrate is a short-chain fatty acid that serves as the primary fuel for the cells lining your colon. These cells rely on it for the majority of their energy, making it one of the most important molecules for gut health Your gut bacteria produce butyrate by fermenting fiber, but modern diets and disrupted microbiomes mean many people make too little, and the gut suffers for it Conventional butyrate supplements are largely absorbed high in the digestive tract and destroyed before reaching the colon, where the molecule does its most important work — a textbook delivery failure That combination — deep, well-documented benefit plus near-total delivery failure — makes butyrate the ideal proving ground for targeted delivery technology It is the reason we chose the gut as the first demonstration of what 22nd Century delivery can do, and why more than 35,000 people are already waiting for what comes next
July 20 · 6 min
Why We Started with Your Gut
Butyrate is a short-chain fatty acid that serves as the primary fuel for the cells lining your colon. These cells rely on it for the majority of their energy, making it one of the most important molecules for gut health Your gut bacteria produce butyrate by fermenting fiber, but modern diets and disrupted microbiomes mean many people make too little, and the gut suffers for it Conventional butyrate supplements are largely absorbed high in the digestive tract and destroyed before reaching the colon, where the molecule does its most important work — a textbook delivery failure That combination — deep, well-documented benefit plus near-total delivery failure — makes butyrate the ideal proving ground for targeted delivery technology It is the reason we chose the gut as the first demonstration of what 22nd Century delivery can do, and why more than 35,000 people are already waiting for what comes next
July 19 · 6 min
What Is the Difference Between Sunspots and Skin Cancer?
Sunspots usually stay flat and stable over time, while skin cancer often changes shape, color, texture, or sensation as abnormal cells grow and spread Melanoma warning signs follow the ABCDE rule: asymmetry, irregular borders, uneven color, larger diameter, and evolution over time, giving you a simple way to check your own skin each month Many sunspots contain lipofuscin, a waste pigment that researchers believe may form when linoleic acid from seed oils oxidizes in the presence of excess iron and sunlight Elevated ferritin and GGT levels have been associated with higher oxidative stress, which some researchers suggest may be reflected in the skin Lowering seed oil intake, reducing excess iron, using sunlight strategically, and acting quickly when a spot changes may help reduce oxidative stress on the skin and support earlier detection of changes
July 18 · 7 min
Advanced Heart, Kidney, and Metabolic Disease Linked to Higher Cancer Risk
Researchers followed more than 1.39 million adults and found that advanced cardiovascular-kidney-metabolic (CKM) disease was strongly associated with higher cancer risk, especially once people reached the more severe stages tied to insulin resistance, kidney dysfunction, and cardiovascular disease Cancer incidence rose from 81.2 cases per 10,000 person-years in the healthiest group to more than 250 cases per 10,000 person-years in advanced CKM stages (an increase that narrowed to roughly 25% to 30% after adjusting for age and other factors), showing how rapidly risk accelerates once multiple metabolic systems begin failing together Chronic inflammation, insulin resistance and excess dysfunctional body fat may help create a biologic environment associated with higher rates of colorectal, lung, pancreatic, liver, bladder, kidney, and hormone-related cancers Younger adults under 65 with advanced CKM disease showed a 45% higher cancer risk, challenging the idea that metabolic-driven cancer only develops late in life after decades of decline Lowering seed oil intake, improving insulin sensitivity through movement, supporting mitochondrial energy production with sunlight and tracking markers such as HOMA-IR and blood pressure may help slow metabolic deterioration before it reaches the dangerous tipping point tied to higher cancer risk

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