All Videos for Supplements

Supplements for Hair Growth

Might biotin or zinc supplements prevent hair loss in men and women?



Natural Dietary Treatments for Enlarged Prostate BPH

Cranberries and pumpkin seeds are put to the test for benign prostatic hypertrophy.



Do Vitamin C Supplements Help with Anxiety?

What are the risks and benefits of using vitamin C for depression and anxiety?



Which Foods Are Anti-Inflammatory?

Foods that reduce inflammation. What does an anti-inflammatory diet look like?



Ochratoxin in Certain Herbs, Spices, and Wine

Most food crops are contaminated with fungal mycotoxins, but some foods are worse than others.



White Button Mushrooms for Prostate Cancer

What can reishi mushrooms, shiitake mushroom extracts, and whole powdered white mushrooms do for cancer patients?



Medicinal Mushrooms for Cancer Survival

Did the five randomized controlled trials of reishi mushrooms in cancer patients show benefits in terms of tumor response rate, survival time, or quality of life?



Do Vitamin B12 Supplements Cause Bone Fractures and Lung Cancer?

What do randomized controlled trials of high-dose daily vitamin B12 supplementation show about the effects on cancer risk, death, and longevity?



Do Vitamin B12 Supplements Cause Acne?

Acne can be triggered in one in ten people who get vitamin B12 injections.



The Best Type of Vitamin B12: Cyanocobalamin or Methylcobalamin?

For prevention and treatment of vitamin B12 deficiency, cyanocobalamin in chewable, sublingual, or liquid forms (rather than in a multivitamin) is best under most circumstances.



The Optimal Vitamin B12 Dosage for Kids, Pregnancy, and Seniors

At age 50, everyone, regardless of diet should start supplementing with B12-fortified foods or supplements but over age 65 only high-dose daily supplements may suffice.



The Healthiest Food Sources of Vitamin B12

What are the best green-light (whole food plant-based) sources of vitamin B12?



The Optimal Vitamin B12 Dosage for Adults

Why the current Recommended Daily Allowance for vitamin B12 may be insufficient.



The Symptoms of Vitamin B12 Deficiency

B12 deficiency is known as “The Great Masquerader.”



How to Get the Weight Loss Benefits of Ephedra Without the Risks

The diving reflex shows that it’s possible to have selective adrenal hormone effects.



The Efficacy and Safety of Creatine for High Homocysteine

Those on a healthy plant-based diet with elevated homocysteine levels despite taking sufficient vitamin B12 may want to consider taking a gram a day of contaminant-free creatine.



Should Vegetarians Take Creatine to Normalize Homocysteine?

What are the consequences of having to make your own creatine rather than relying on dietary sources?



How to Test for Functional Vitamin B12 Deficiency

Many doctors mistakenly rely on serum B12 levels in the blood to test for vitamin B12 deficiency.



Vegetarians and Stroke Risk Factors—Vitamin B12 and Homocysteine?

Not taking B12 supplements or regularly eating B12 fortified foods may explain the higher stroke risk found among vegetarians.



How to Lower Lp(a) with Diet

What to eat and what to avoid to lower the cardiovascular disease risk factor lipoprotein(a).



Benefits of Quinoa for Lowering Triglycerides

How do the nutrition and health effects of quinoa compare to whole grains?



Benefits of Garlic for Fighting Cancer and the Common Cold

Raw garlic is compared to roasted, stir-fried, simmered, and jarred garlic.



Are Weight-Loss Supplements Effective?

Are there any safe and effective dietary supplements for weight loss?



Are Weight-Loss Supplements Safe?

Only 2 out of 12 supplement companies were found to have products that were even accurately labeled.



Benefits of Garlic Powder for Heart Disease

See what a penny a day worth of garlic powder can do.



Evidence-Based Weight Loss – Live Presentation

In this live presentation, Dr. Greger offers a sneak peek into his book How Not to Diet.



Is Fasting for Weight Loss Safe?

The reasons why fasting longer than 24 hours, and particularly three or more days, should only be done under the supervision of a health professional and preferably in a live-in clinic.



Are Keto Diets Safe?

The effects of ketogenic diets on nutrient sufficiency, gut flora, and heart disease risk.



Dairy and Cancer

How do we explain the increased risk of prostate cancer but the decreased risk of colon cancer associated with dairy consumption?



Can Saunas Detoxify Lead from the Body?

How much does sweating via sauna or exercise get rid of lead and mercury?



Best Food for Periodontal Disease and Gingivitis

What would happen if you stopped brushing your teeth but ate healthier?



Dietary Supplements for Autism

Vitamin C, vitamin D, and omega-3 fish oil supplements put to the test to improve the core symptoms of autism spectrum disorder.



Best Supplement for Canker Sores

Vitamin C, turmeric, beta-glucan fiber, and vitamin B12 are put to the test for recurring canker sores (aphthous ulcers).



Detoxifying with Chlorella

Chlorella is put to the test for liver disease, cholesterol, and detoxifying carcinogens.



How to Treat Jet Lag with Melatonin-Rich Food

There may be a way to get the benefits of over-the-counter melatonin supplements without the risk.



How to Treat Jet Lag with Light

Use cheat sheets to figure out exactly when and how to treat jet lag using light exposure and light avoidance at specific times of the day, based on which direction you’re going and how many time zones you cross.



Benefits of Blueberries for the Brain

Blueberries can significantly improve cognitive performance within hours of consumption.



Benefits of Lentils and Chickpeas

Lentils and chickpeas, also known as garbanzo beans, are put to the test.



How to Win the War on Cancer

How effective is chemotherapy for colon, lung, breast, and prostate cancers?



How to Lower Heavy Metal Levels with Diet

What dietary change can simultaneously help detoxify mercury, lead, and cadmium from the body?