NutritionFacts.org Video Podcast
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NutritionFacts.org Video Podcast
Michael Greger, M.D. FACLM, founder of NutritionFacts.org and New York Times best-selling author of How Not to Die, How Not to Diet, and the just-released How Not to Age, brings you the latest in evidence-based nutrition research, delivered in easy to understand video segments. NutritionFacts.org is...
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The Best Way to Test for Vitamin B12 Deficiency
A diagnosis of B12 deficiency should not be dismissed based solely on a single measurement of B12 levels in the blood.
Friday Favorites: Fat-Blocking Benefits of Hibiscus Tea
What did a randomized, double-blind, placebo-controlled trial of hibiscus tea for weight loss find?
How Long Does It Take to Become Vitamin B12-Deficient and What Are the Symptoms?
For those eating plant-based diets, encouragement of vitamin B12 supplementation cannot be overemphasized.
Ultra-Processed Foods: Concerns, Controversies, and Exceptions
What is the role of ultra-processed plant-based products in the diet?
Friday Favorites: Bone Density, Fracture Rates, and Vitamin D in Vegans
What are the bone fracture rates of omnivores vs. vegetarians vs. vegans? Low calcium intake plus low vitamin D exposure may explain higher bone fract...
Like Beet Juice, Taurine Supplementation May Only Be Safe in the Context of a Plant-Based Diet
The adverse effects of taurine on our microbiome and hydrogen sulfide production may be ameliorated by diets high in fiber and low in saturated fats.
Where to Find Taurine and the Best Source
I compare the cost, convenience, and safety of various plant, animal, and supplement sources of taurine.
Friday Favorites: How to Naturally Reduce Wrinkles with Food
Almonds are put to the test in a randomized controlled trial for facial wrinkles.
The Best Daily Dose of Taurine
Even researchers from the pro-taurine anti-aging study recommend against experimenting with taurine, but if you want to give it a try, what daily dose...
Caveats and Side Effects of Taurine Supplements
What are the downsides of taurine supplementation?
Friday Favorites: Can Stress Cause Halitosis (Bad Breath)?
How can stress and menstrual cycles affect the smell of our breath?
Randomized Controlled Trials of Taurine Supplementation in Humans
Cautionary tales from carnitine and arginine complicate the taurine supplementation question.
Taurine Supplementation Increases Lifespan and Healthspan in Animals
The level of taurine in our bodies declines with age, dropping by nearly 80 percent. Would consuming extra improve lifespan or healthspan?
What Is Taurine in Energy Drinks? Does It Benefit Cognitive or Athletic Performance?
We have at least pathways to make taurine in our body from scratch, but does taking more offer a benefit?
Can Goitrogens in Soy and Cruciferous Vegetables Interfere with Thyroid Function?
What is the controversy over soy food consumption in those with subclinical hypothyroidism?
Friday Favorites: Is Swimming Good for Weight Loss?
Exercising in cool water or under cool conditions on land can lead to an increase in post-workout calorie intake.
The Safety and Efficacy of Ketogenic, Low-Carb Diets for Diabetes Remission
A meta-analysis of low-carb diets for diabetes remission found little to no effect at 12 months, clinically important harms to quality of life, and th...
The Benefits of Black and Green Teas for Brain Waves
Of all the plants in the world, why has the tea plant become the most popular beverage in the world?
Friday Favorites: Does the Sweetener Allulose Have Side Effects? Is It a Healthy Sweetener?
How safe are fourth-generation sweeteners, such as the rare sugar allulose? Are they healthy alternatives to traditional sweeteners?
Don’t Eat Raw Alfalfa Sprouts
Broccoli sprouts don’t have the food safety risks of alfalfa sprouts.
What Are Hot Dogs and Burgers Made Of?
How much of hot dogs and burgers is actual muscle meat?
Friday Favorites: Natural Dietary Remedy for Insomnia
Lactucin, the hypnotic component of lettuce, is put to the test in a randomized, double-blind, placebo-controlled trial of lettuce seeds.
Yerba Mate and Cancer: Do Its Benefits Outweigh Its Risks?
Carcinogens like benzopyrene in cigarette smoke, grilled chicken, and yerba mate tea may explain higher rates of certain cancers in consumers.
The Side Effects of the Hormones in Milk
Within an hour of drinking dairy milk, blood levels of the estrogen estrone in men go up and testosterone goes down.
Friday Favorites: Fenugreek Benefits for Sexual Function, Painful Periods, and Milk Production
The hormonal benefits of fenugreek extend beyond the muscle-bulking testosterone boost.
The Best Way to Cook Vegetables
Which method of cooking vegetables preserves the most antioxidants?
Carbadox, the Carcinogenic Drug Fed to U.S. Pigs but Banned in Other Countries
Carbadox, with its 97.9 percent likelihood of causing cancer in humans, is still being fed to pigs bound for the supermarket in the United States.
Friday Favorites: Fasting to Reverse Diabetes
By losing 15 percent of their body weight, nearly 90 percent of individuals with type 2 diabetes for less than four years may achieve remission.
How to Prevent and Treat Age-Related Hearing Loss
The diet and supplements that have been put to the test to prevent and even reverse hearing loss.
Who Should Avoid Coffee?
There are certain medical conditions that are worsened by coffee intake.
Friday Favorites: The Role of Kimchi and H. Pylori in Stomach Cancer and How to Treat H. Pylori Naturally with Diet
What explains the Achilles’ heel in certain Asian diets?
The Healthiest Way to Drink Coffee
Why do those who drink filtered coffee tend to live longer than those who drink unfiltered coffee?
Does Coffee Help Boost Autophagy and Lifespan?
In terms of longevity, three cups of decaf coffee appeared to be just as protective as three cups of regular coffee.
Friday Favorites: How to Keep Your Microbiome Healthy with Prebiotic Foods
We co-evolved a symbiosis with our good gut bacteria, but we are not holding up our end of the bargain.
Preventing and Treating Sarcoidosis
The cause of sarcoidosis is unknown, but new research indicates that mycobacteria, like MAP bacteria found in dairy and meat products, are likely invo...
Reversing Early-Stage Prostate Cancer Progression with a Plant-Based Diet and Lifestyle Program
A plant-based lifestyle is put to the test against early and late-stage cancer
Friday Favorites: Why Don’t Health Insurers Encourage Healthier Eating?
Why don’t more big payors in healthcare embrace plant-based eating?
Turmeric Supplements and Liver Toxicity
An increasing number of case reports have linked turmeric extract supplements to liver injury.
Are Environmental Toxins Lower in Wild-Caught or Farmed Fish?
The adverse effects of industrial pollutants in seafood may counteract the benefits of nutrients in fish.