Dr. Joseph Mercola - Take Control of Your Health

By Dr. MercolaAlternative Health Health & Fitness

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Dr. Joseph Mercola - Take Control of Your Health episodes

June 06Are You Taking Vitamin D at the Wrong Time?
Taking vitamin D at midday with your largest meal improves absorption and helps your body use it more effectively for mood, sleep, and brain function

Normal vitamin D blood levels don't guarantee results because your body needs to convert it into an active form that your cells can actually use

A large portion of people struggle with this activation step, which explains why symptoms like fatigue and poor sleep persist despite supplementation

Sunlight remains the most effective way to produce vitamin D naturally; removing seed oils improves your ability to tolerate midday sun safely

Pairing vitamin D3 with magnesium and vitamin K2, tracking your levels, and staying physically active helps your body activate and maintain vitamin D year-round
7 min
June 05The Surprising Benefits of Matching Your Workout Schedule to Your Natural Body Clock
Matching your workout time to your natural body clock leads to significantly better results without changing the workout itself

Exercising at the right time nearly doubles improvements in blood pressure, while also boosting fitness, metabolism, and sleep quality

Your internal rhythm controls energy, strength, and recovery, so training at the wrong time reduces efficiency and limits progress

Consistent, moderate exercise delivers strong results when timing is aligned with your body clock, showing you don't need extreme workouts to see real change

Workouts feel easier to maintain when they match your natural energy patterns, making consistency more automatic and sustainable
7 min
June 04Akkermansia Claims to Support Gut Health — Here's What the Science Says
Akkermansia muciniphila is a gut microbe that thrives in your intestinal mucus layer. It's linked to improved metabolic health, but its levels decrease with age and poor diet

Studies suggest Akkermansia may support a healthy weight by influencing fat mass, insulin sensitivity, and inflammatory markers, as shown in animal models. It also has roles in glucose and lipid metabolism

Akkermansia may stimulate natural GLP-1 production. It may also help support blood sugar regulation and cardiovascular health markers

Research has also linked Akkermansia levels to intestinal barrier integrity, immune regulation, and the gut microbial ecosystem, and has been observed as a marker associated with favorable metabolic profiles

To boost Akkermansia levels, consume polyphenol-rich foods and high-inulin vegetables. Supplements are available but require careful dosing and timing for effectiveness
8 min
June 03Collagen Peptides Could Positively Influence Longevity and Signs of Aging
Collagen makes up a large share of your body's protein, yet production drops every year with age, which contributes to wrinkles, weaker connective tissue, reduced strength, and slower recovery

Researchers identified a specific pattern of collagen amino acids — glycine, proline, and hydroxyproline — that may signal your body to repair tissue, support physical function, and influence biological aging

Human participants who consumed a collagen amino acid formulation showed measurable improvements in skin texture, hydration, and elasticity within one to three months

After six months, biological age markers shifted younger on average, suggesting that targeted collagen amino acid supplementation may influence internal aging processes rather than appearance alone

Supporting collagen at the root involves adequate protein with collagen-rich sources, vitamin C intake, protection against collagen breakdown, and high-quality collagen or gelatin sourced from properly raised animals
8 min
June 02Garden Therapy: Why Getting Your Hands Dirty Is the Best 'Medicine'
Gardening adds meaningful weekly physical activity without requiring a formal workout, helping you build strength, balance, and endurance through real-world movement

Spending time in the garden lowers stress hormones and shifts your body into a calmer, recovery-focused state, improving mood and mental clarity

Regular gardening is linked to better memory, sharper thinking, and greater independence as you age by engaging multiple brain functions at once

Working with soil and plants supports your brain at a biological level, increasing blood flow and boosting compounds that strengthen memory and learning

Growing your own food naturally improves your diet by increasing how often you eat fresh, nutrient-rich fruits and vegetables
8 min
May 25C15:0 and Brain Aging — What Bottlenose Dolphins Can Teach Us About Cognitive Health
Alzheimer's disease is expected to affect nearly 78 million people worldwide by 2030, making research into supportive lifestyle and dietary factors more urgent than ever

Bottlenose dolphins develop the same brain changes seen in Alzheimer's patients, giving researchers a new way to study how memory loss unfolds

Research associates a fat called C15:0, found in full-fat dairy and pasture-raised meats, with lower inflammation markers and stabilized neurotransmitter signaling related to memory and mood

Observational studies have linked higher C15:0 levels with lower rates of diabetes, liver disease, and cardiovascular conditions that share metabolic pathways with brain aging

Replacing seed oils with traditional saturated fats, increasing dietary C15:0 from full-fat dairy and pasture-raised meats, and discussing C15:0 supplementation with a qualified health care provider may form part of a broader strategy for supporting brain and metabolic health as you age
8 min
May 23Sauna Bathing Can Help You Fight Off Infections Faster — Here's Why
A single sauna session raises your body temperature to a fever-like range, which activates your immune system and moves defensive cells into circulation where they can respond faster to infections

Your immune system reacts immediately during heat exposure, with key immune cells increasing right after a session and some staying elevated afterward, giving you a short-term advantage against incoming pathogens

The benefit comes from reaching a specific internal temperature, not just sitting in a hot room, which is why tracking your body temperature gives you more precise and effective results

Regular sauna use trains your immune system to respond more quickly over time, improving your baseline ability to detect and fight infections before they take hold

Heat works best when combined with strong foundational habits like proper nutrition and energy production, ensuring your immune system has both the signal and the fuel to respond efficiently
7 min
May 22Can You Prevent the Hunched Back of Kyphosis?
A hunched back develops gradually as weak muscles, poor posture, and declining bone strength allow gravity to pull your spine forward over time

Up to 40% of adults over 60 experience significant spinal curvature, and the angle worsens steadily with each decade if you don't intervene

Simple daily habits like sitting hunched over devices and skipping upper-back training accelerate the process long before you notice visible changes

Targeted exercises that strengthen your back, core, and posterior chain help retrain your body to hold proper alignment and reduce strain on your spine

Consistent posture resets, proper sleep support, and weight-bearing activity work together to slow or reverse early-stage spine changes and protect long-term mobility
7 min
May 21Study Reveals Bile as Reservoir for Microplastics in Humans
Microplastics have been found in every human bile sample tested, showing that your body is likely actively storing them in a key digestive fluid

Higher levels of microplastics are linked to gallstones, meaning everyday plastic exposure connects directly to a condition that causes pain, inflammation, and digestive disruption

These particles are large enough to interact with your cells, where they interfere with energy production and slow down your body's ability to repair and function

Repeated exposure drives your cells into premature aging, creating a cycle of inflammation and tissue damage that builds over time without obvious early symptoms

Simple daily changes like avoiding plastic food contact, filtering your water, and improving indoor air quality reduce how much plastic enters your body and lowers what accumulates in your bile
7 min
May 20Can Spending Time in Nature Improve Your Diet?
Spending time in nature shifts your food preferences so you naturally choose healthier, whole foods without relying on willpower

Even short, daily exposure to natural environments improves diet quality, making simple habits like walking outside highly effective

Nature doesn't reduce how much you eat but changes what you want to eat, steering you away from processed foods toward real nourishment

Exposure to nature increases how much you value your health in the moment, which directly influences better food decisions

Using nature as a daily routine or pre-meal reset helps break stress-driven eating patterns and makes healthy eating easier to sustain
7 min