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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Friday Favorites: Repelling Mosquitoes – Is DEET the Best? What About Natural Alternatives?
What are the pros and cons of DEET mosquito repellent? Also, picaridin, citronella, and lemon eucalyptus are put to the test.
Are Potassium Chloride Salt Substitutes Safe and Effective?
Swapping even half your salt for potassium chloride may make you more than a decade younger when it comes to premature death
Are the Benefits of Cold Plunges and Cryotherapy Just a Placebo Effect?
There have been five placebo-controlled studies on cold water immersion. What did they find?
Friday Favorites: Is Six Hours of Sleep Enough?
Just because we don’t have evidence that there is a growing epidemic of sleep deprivation doesn’t necessarily mean we are getting enough sleep.
Healthy, Easy Recipes: Black Bean Stew, Kale Salad, and Molasses Cookies
Recipes from my new How Not to Age cookbook
Best Temperature, Timing, and Duration for Cold Plunges for Athletic Performance Recovery
What are the effects of cold water immersion on the recovery of physical performance compared to active recovery and doing nothing?
Friday Favorites: The Side Effects of Burning Incense
Burning incense has been found to generate about four times the particulate matter as burning cigarettes.
Can You Reverse Type 2 Diabetes with a Whole Food, Plant-Based Diet?
Weight loss isn’t necessarily required for type 2 diabetes remission, but what is?
What Is the Best Statin Cholesterol-Lowering Drug?
Which is the safest and most effective statin?
Friday Favorites: Soul Food That’s Good for the Soul
The best of soul food’s origins are tied to the plant-centric West African diet.
The Side Effects of Statins: Are They Worth It?
When statin-“intolerant” patients are challenged blindly, how many are really suffering muscle side effects?
Friday Favorites: Can Velvet Beans or Fava Beans Help Treat Parkinson’s Disease?
Since Parkinson’s is caused by a dopamine deficiency in the brain, what if we ate foods rich in the dopamine precursor levodopa?
Why Isn’t Everyone on Cholesterol-Lowering Statin Drugs?
Since there is benefit to getting our LDL cholesterol as low as possible, why aren’t statins prescribed for everyone even if we start out with optimal...
Are the Pollutant Levels in Fish High Enough to Be Harmful?
The tolerable daily toxin safety limits are based on single chemicals. What if “safe” levels of chemicals in seafood are combined and tested together?
Friday Favorites: Is Soy Milk the Most Nutritious Non-Dairy Milk?
Soy milk is compared to other plant-based milks, as well as dairy milk.
Are Large Weekly Doses of Vitamin B12 Safe?
Should we be concerned about getting too much B12?
How Much Vitamin B12 Do We Need Each Day?
How are the recommended daily and weekly doses of vitamin B12 derived?
Friday Favorites: Low-Protein Diets for Parkinson’s Disease
How might we maximize the therapeutic efficiency of levodopa?
The Best Source of Vitamin B12: Supplements, Shots, or Fortified Foods?
Is it true we can actually absorb some B12 from our own microbiome?
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 five 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?