NutritionFacts.org Video Podcast

The optimal intake of dietary cholesterol may be zero.

Red yeast rice contains the drug lovastatin and may also contain kidney toxins.

Sometimes, looking at the latest meta-analysis can lead you astray.

Workplace wellness programs report an average ROI of 3, returning $3 for every $1 invested. Why do so many workplace wellness programs fail to deliver?

Can turmeric really sharpen memory within hours?

Why does preserving the food matrix make a difference?

Before watching the video, can you guess which conditions vitamin D has actually been proven to work for in randomized, double-blind, placebo-controlled trials?

The biological mechanisms our bodies use to regulate our weight likely evolved in the context of eating at least four or five pounds of food a day.

The average rate of caloric intake of ultra-processed foods is about double that of unprocessed foods.

Those who regularly eat spicy foods tend to live longer, but is it cause and effect?

The mercury exposure from amalgam fillings is like eating one can of tuna every two months.

Dietary interventions were put to the test for major mental illness.

Coffee and common herbal teas impair iron absorption, which may help explain some of their benefits.

The largest study to date found that vegetarians have a 30% lower chance of developing depression over time.

Is small intestinal bacterial overgrowth (SIBO) a real disorder?

As we age, it may be even more important to include mushrooms (or tempeh) in our diet.

Snapshot-in-time cross-sectional studies are mixed when it comes to vegetarian diets and mental health outcomes.

Can offering kale purée to babies shape their future taste for greens?

Why do 85% of menopausal women suffer hot flashes in some countries but only 15% in others? Soy can be considered a first-line treatment for menopausal hot flash and night sweat symptoms.

The 150 key nutritional components that are tracked in nutritional databases are only a tiny fraction of the more than 26,000 compounds present in our food.

Taking even less than 18 Ambien-class sleeping pills in an entire year may triple the risk of dying prematurely.

Cold water immersion is put to the test for burns, priapism, gout, and muscle aches.

The FDA finds 1 in 10 imports of shrimp have unsafe levels of drug residues yet only tests about 1 in 1,000 shipments.

Healthy plant-based diets appear to help reduce the risks of severe COVID-19 and getting infected in the first place, even independent of comorbidities.

Eating just a single shrimp could exceed the safety limit for banned pesticides and chemicals.

Our gut can be sedentary too—unless we feed it fiber.

Those randomized to 8.5 hours of sleep a night lost significantly more body fat than those who got 5.5 hours. Getting even one more hour of sleep a night may help with weight control.

Could eating more fiber mean absorbing fewer calories from everything else we eat?

A single can of tuna causes as much mercury exposure as how many mercury-containing vaccines?

One cannot assume that simply avoiding animal foods will necessarily produce a healthy diet.

Does cold stress impair or boost our immunity?

Banned in Europe for concerns regarding DNA damage, titanium dioxide remains legal in U.S. foods.

Does poop from centenarians have anti-aging properties?

What is the optimal dosing regiment for iron supplements?

Donating blood can bring down iron levels down to the sweet spot between 15 to 50.

The spice fenugreek contains 4-hydroxyisoleucine, a peculiar amino acid that may explain its benefits for controlling blood sugar.

Having high iron stores can increase cancer risk such that those randomized to donate blood experience a dramatic reduction in cancer death rates.

Can oat milk’s nutritional profile compete with soy milk’s?

Garlic, beer, bananas, and B vitamins are put to the test as repellents for mosquitoes and ticks.

Lower LDL cholesterol with 2 to 3 grams a day of phytosterols taken with meals from healthy, fortified foods or safe supplements.

Safety concerns regarding phytosterolemia, red blood cell fragility, oxysterols, and the absorption of fat-soluble nutrients are addressed.

Specific foods have been shown in randomized controlled trials to improve symptoms like hot flashes.

Even if we eat little or no cholesterol, phytosterols can block the reabsorption of the excess cholesterol our liver dumps into our intestines.

Can a plant-based Portfolio Diet lower LDL cholesterol as effectively as statin drugs?

Why can a single meal high in saturated fat impair cognition?

In celebration of the 10th anniversary of the publication of How Not to Die, a documentary about my life and work.

Dozens of human trials reveal where turmeric delivers—and where it doesn’t.

Diet appears to mediate the majority of the racial health gap.

One of the most effective weight-loss programs ever was free. Why was it so powerful?

Are there natural treatments for hypothyroidism?