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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995 episodes
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Episodes995

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Yesterday · 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
Friday · 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
Monday · 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
July 17 · 6 min
How 'Eccentric' Exercise Opens Up a Whole New World of Fitness
Eccentric exercise — movements where your muscles lengthen under tension, such as walking downstairs or lowering into a squat — builds greater force with less oxygen demand and less cardiovascular strain than conventional exercise Muscle soreness after eccentric exercise usually comes from inflammation and irritation in connective tissue rather than widespread muscle destruction, and your body rapidly adapts after only one or two sessions Elderly women who performed descending stair walking twice weekly for 12 weeks improved blood pressure, insulin sensitivity, cholesterol markers, and lower-body strength more than women who focused on ascending stairs Short home-based eccentric exercise routines involving movements such as chair squats, wall pushups and heel drops improved strength, flexibility, and mental health, while more than 90% of participants continued exercising afterward Eccentric training improves balance, coordination, joint stability, and injury resistance because your muscles and nervous system learn how to absorb force more efficiently during real-life movement
July 16 · 7 min
Scientists Reveal Creatine's Hidden Power Beyond Muscle Gains
Creatine acts like a rapid energy backup system for your cells, helping your muscles, brain, and heart regenerate ATP during physical exertion, mental stress and recovery from illness or aging Research suggests creatine may support not only exercise performance but also aspects of memory, mood, and mental processing speed — particularly in older adults and people with low creatine stores — though more evidence is needed Decades of controlled research found no evidence that standard creatine doses damage healthy kidneys, cause dehydration, or directly trigger hair loss despite years of internet myths Your body naturally produces creatine, but stress, inactivity, aging, heavy workloads, and low intake of animal-based foods often create an energy shortfall that leaves you feeling mentally and physically drained Creatine monohydrate remains the most researched form, and daily doses of 3 to 5 grams achieve muscle saturation comparable to aggressive high-dose loading over time, without the digestive discomfort
July 15 · 6 min
How We Finally Got the Active Ingredient Where It Belongs
Targeted delivery technologies — lipid nanoparticles, liposomes, and microencapsulation — solve the absorption problem by protecting an active compound and carrying it across the barriers that would normally destroy it or block its absorption These are not fringe ideas. They are the same class of delivery science behind some of the most advanced medicines of the last decade, now applied to nutrition with striking results By formulating a compound at the nanoscale and wrapping it in a protective carrier, researchers can dramatically increase how much survives digestion and reaches the bloodstream Microencapsulation adds a second capability: a protective shell that shields a compound from stomach acid and releases it precisely where it is needed, such as the lower gut This technology is the headline of a new generation of supplements, and the reason a thoughtfully delivered product can outperform a conventional one many times over, without raising the dose
July 14 · 7 min
Study: This Ancient Remedy May Outperform Modern Eye Drops
Manuka honey eye drops reduced dry eye symptoms after cataract surgery more effectively than standard artificial tears, with patients reporting notable improvements in irritation, redness, and visual comfort within one month Researchers found that people using Manuka honey improved their dry eye symptom scores by 27.3 points on average, compared to 4.3 points in the conventional eye drop group Unlike standard lubricating drops that mainly add moisture, Manuka honey appears to calm inflammation, support tissue repair, and protect the eye's surface from microbial stress at the same time Dry eye after cataract surgery is often associated with burning, gritty sensations, blurry vision, light sensitivity, and trouble using screens, and these symptoms sometimes linger for months if the underlying inflammation isn't addressed Stable blood sugar, antioxidant-rich foods, warm compresses, reduced screen strain, and lower intake of inflammatory seed oils may all help support the tear film and reduce the risk of chronic dry eye and cataract progression
July 13 · 7 min
Why I'm Rethinking the Way Supplements Are Delivered
Supplements were never meant to be miniature drugs. They exist to complement a nutrient-dense diet, not to override a poor one the way pharmaceuticals are used to suppress symptoms Compliance is the supplement world's quietest failure. Good intentions are common; the willingness to swallow a fistful of capsules every day is not, and a supplement sitting in your cabinet does nothing for you For certain ingredients, I'm moving toward clean, sprinkle-on-food powders in foil pouches and canisters instead of capsules in bottles. When the supplement becomes part of your meal, taking it stops being another chore to remember. This is not a blanket rejection of capsules. Some ingredients genuinely need a capsule, a softgel, enteric protection, or a shield from oxygen, light, and moisture, and those will stay exactly as they are I'm also rethinking glass. It sounds like the obvious premium choice, but in the real world it's heavy, breakable, costly to ship, and — like any bottle or jar — it lets in a fresh charge of air every time you open it. For several items in our line the better answer is aluminum-foil packaging: pouches and foil-lined canisters flushed with nitrogen and packed with an oxygen absorber and desiccant, which protects fragile actives far better than any bottle. That said, glass still has a place for certain liquid products The most overlooked part of any supplement package is the closure. It decides how much oxygen leaks in and, for a powder, whether the pack can reseal — a standard zipper clogs on fine powder — while its liners, gaskets, adhesives, and inks can carry hidden chemistry, which is why we scrutinize every layer that touches or seals the product
July 11 · 6 min
The Supplement You Took This Morning May Have Already Failed You
The label on a supplement bottle tells you what went into the capsule — not what reaches your cells. For a great many products, the gap between those two numbers is enormous, and it is invisible at the point of purchase The scientific term for how much of a compound actually reaches your bloodstream in active form is bioavailability. Most oral supplements lose a large fraction of their dose to stomach acid, poor solubility, and rapid elimination before they ever do any good Fat-soluble plant compounds and minerals are especially vulnerable, which is why two products with nearly identical labels can produce completely different results in the real world Across the research, one theme repeats: improving delivery improves outcomes. The active ingredient is rarely the limiting factor — the delivery is Understanding this single problem is the foundation of everything I am going to share over the next several articles, where I'll also introduce a new generation of supplements engineered around delivery from the molecule outward
July 10 · 6 min
How Hot Is Too Hot? Here's What to Consider When Exercising in the Heat
There is no single temperature that automatically makes exercise unsafe because humidity, direct sunlight, and airflow often influence heat stress as much as the temperature itself Your body maintains a core temperature near 98.6 degrees F, but exercise and hot weather together increase heat production, raising the risk of heat-related illness when heat builds up faster than your body can release it Early warning signs such as headaches, dizziness, muscle cramps, weakness, and unusual fatigue often appear before a heat emergency develops, giving you an opportunity to cool down and recover before the situation becomes dangerous Most people adapt to exercising in hot weather within about four to 14 days, making gradual increases in workout duration and intensity one of the most effective ways to improve heat tolerance Simple strategies such as exercising during cooler hours, staying hydrated throughout the day, wearing lightweight clothing and responding quickly to warning signs help you stay active safely even during the hottest months of the year
July 9 · 7 min
Study: Anxiety and Depression Drive Global Mental Health Surge to Nearly 1.2 Billion
Nearly 1.2 billion people worldwide were living with a mental disorder in 2023, and anxiety and depression accounted for much of the increase, making mental illness one of the leading causes of disability across the globe Teenagers ages 15 to 19 now carry the highest burden of mental disorders, replacing middle-aged adults as the most affected group and raising concerns about long-term effects on education, relationships and future health Mental health concerns are appearing more often during routine pediatric medical visits, with anxiety-related visits increasing about 300% over the last decade despite a slight decline in overall doctor visits Brain imaging research found that people with anxiety disorders had about 8% lower levels of choline-containing compounds in important brain regions involved in attention, planning, memory and emotional regulation Prioritizing sleep, exercising regularly, strengthening social connections, reducing chronic stress and consuming enough choline from foods such as pastured egg yolks and grass fed beef liver are practical steps that help support long-term brain and mental health resilience

Dr. Joseph Mercola - Take Control of Your Health

Google Wants to Release 32 Million Sterilized Mosquitoes in California and Florida

Geranylgeraniol — An Overlooked Driver of Healthy Aging

Why Most Supplements Don't Fit Real Life — And What Finally Does

What Is Akkermansia — A Keystone Microbe in Your Gut (An Interview with Dr. Colleen Cutcliffe)

This Golden Drink May Be Quietly Fighting Inflammation

The Status of Cell-Cultured Meat Regulations

Molecular Hydrogen Shows Promise for High Uric Acid Levels

Your Brain Is Starving, and It's Not for Food

Why We Started with Your Gut

Why We Started with Your Gut

What Is the Difference Between Sunspots and Skin Cancer?

Advanced Heart, Kidney, and Metabolic Disease Linked to Higher Cancer Risk

How 'Eccentric' Exercise Opens Up a Whole New World of Fitness

Scientists Reveal Creatine's Hidden Power Beyond Muscle Gains

How We Finally Got the Active Ingredient Where It Belongs

Study: This Ancient Remedy May Outperform Modern Eye Drops

Why I'm Rethinking the Way Supplements Are Delivered

The Supplement You Took This Morning May Have Already Failed You

How Hot Is Too Hot? Here's What to Consider When Exercising in the Heat

Study: Anxiety and Depression Drive Global Mental Health Surge to Nearly 1.2 Billion