All Videos for Plant-Based Diets

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.”



Type 1 Diabetes Treatment: A Plant-Based Diet

Is it possible to reverse type 1 diabetes if caught early enough?



The World’s Largest Fasting Study

Buchinger modified fasting is put to the test.



The Best Diet for Weight Loss and Disease Prevention

The most effective diet for weight loss may also be the healthiest.



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.



Vegetarians and Stroke Risk Factors—Animal Protein?

Might animal protein-induced increases in the cancer-promoting grown hormone IGF-1 help promote brain artery integrity?



Vegetarians and Stroke Risk Factors—Saturated Fat?

How can we explain the drop in stroke risk as the Japanese diet became Westernized by eating more meat and dairy?



Vegetarians and Stroke Risk Factors—Vegan Junk Food?

Just because you’re eating vegetarian or vegan doesn’t mean you’re eating healthy.



Vegetarians and Stroke Risk Factors—Omega 3s?

Does eating fish or taking fish oil supplements reduce stroke risk?



Vegetarians and Stroke Risk Factors—Vitamin D?

Could the apparent increased stroke risk in vegetarians be reverse causation? And what about vegetarians versus vegans?



Do Vegetarians Really Have Higher Stroke Risk?

The first study in history on the incidence of stroke of vegetarians and vegans suggests they may be at higher risk.



What Not to Eat for Stroke Prevention

What is the relationship between stroke risk and dairy, eggs, meat, and soda?



How to Prevent the Next Pandemic

We need to reform the food system before it’s too late.



Modifiable Risk Factors and Comorbidities for Severe COVID-19 Infection

There are things you can do right now to reduce your risk of falling seriously ill and dying from this disease.



How to Lower Lp(a) with Diet

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



What Are the Best Foods?

A review of reviews on the health effects of animal foods versus plant foods.



What Are the Best Beverages?

A review of reviews on the health effects of tea, coffee, milk, wine, and soda.



Foods That Help Headache and Migraine Relief

Plant-based diets are put to the test for treating migraine headaches.



Fasting to Naturally Reverse High Blood Pressure

A whole food plant-based diet can be used to help lock in the benefits of fasting to kickstart the reversal of high blood pressure.



How to Lower Blood Pressure Naturally with Lifestyle Changes

The effect of fasting to lower blood pressure compared to medications, cutting down on alcohol, meat and salt, eating more fruits and vegetables, or eating completely plant-based.



Is Vegan Food Always Healthy?

Healthier plant-based diets compared to unhealthy plant foods and animal foods on diabetes risk.



Are BCAA (Branched Chain Amino Acids) Healthy?

Why we may want to strive not to exceed the recommended intake of protein.



Are Weight-Loss Supplements Effective?

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



Benefits of Garlic Powder for Heart Disease

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



Trailer for How Not to Diet: Dr. Greger’s Guide to Weight Loss

17 ingredients to an ideal weight-loss diet and the 21 tweaks to accelerate the further loss of excess body fat.



The 5:2 Diet and the Fasting-Mimicking Diet Put to the Test

The effects of eating only 5 days a week or a fasting-mimicking diet 5 days a month.



Evidence-Based Weight Loss – Live Presentation

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



Keto Diets: Muscle Growth and Bone Density

Ketogenic diets found to undermine exercise efforts and lead to muscle shrinkage and bone loss.



Are Keto Diets Safe?

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



Plant-Based Diets Recognized by Diabetes Associations

Plant-based diets as the single most important, yet underutilized, opportunity to reverse the pending obesity and diabetes-induced epidemic of disease and death.



The Best Diet for Colon Cancer Prevention

What would happen within just two weeks if you swapped the diets of Americans with that of healthier eaters?



Best Foods for Colon Cancer Prevention

A low-fiber diet is a key driver of microbiome depletion, the disappearance of diversity in our good gut flora.



Oxalates in Spinach and Kidney Stones: Should We Be Concerned?

Even though dietary oxalates may have a limited effect on kidney stone risk in most people, there are some predisposing factors that can put anyone at risk.