NutritionFacts.org Video Podcast

Most over-the-counter tinnitus supplements promise relief but lack solid evidence and may even carry risks.

What everyday strategies can make tinnitus easier to live with?

Randomized interventional trials are necessary to establish cause and effect.

Cognitive behavioral therapy may reduce tinnitus distress, while most drugs fall short.

Why do hundreds of millions of people hear sounds others can’t?

Photographs are taken inside the ear canal before and after ear candling to put it to the test. And irrigation? Also called ear syringing, it involves flushing out ear wax with a low-pressure jet of warm (body temperature) water and works up to 70% to 90% of the time.

Learn how to use implementation intentions.

There are two ways to break a bad habit: change the cue or change the action.

How might we reduce the risk of premature death from dairy consumption?

The idea that habits form in 21 days is a myth.

Could low-level glyphosate exposure affect pregnancy or metabolic health in children?

Although aluminum isn’t necessarily benign, what convinced me that it does not play a role in Alzheimer’s disease?

If most glyphosate exposure comes from food, how much do we actually absorb?

If glyphosate was deemed “probably carcinogenic,” why did regulators still approve its use?

Stomach acid–blocking proton pump inhibitor drugs—PPIs with brand names like Prilosec, Prevacid, Nexium, Protonix, and AcipHex—appear to significantly increase the risk of bone fractures.

Vitamin K supplements are touted for bone, brain, and heart health, but have they actually been shown to help?

What does the glyphosate controversy show us about conflicts of interest in science?

If people burn more fat on the days they exercise before (rather than after) eating, why doesn’t this translate into more weight loss?

Why might taking smaller bites and drinking thicker smoothies through narrower straws help us feel fuller faster?

Extending meal duration by even four minutes may facilitate weight loss.

Sunscreen is put to the test in a randomized controlled trial to see if it can actually prevent skin cancer. According to the U.S. Food and Drug Administration, only two sunscreen ingredients can be considered safe: zinc oxide and titanium dioxide.

There’s a simple way to try to fit all the cholesterol-lowering foods into your daily diet.

Can small daily doses of herbs and spices really drop LDL cholesterol by double digits?

Spice can hack your brain by making foods taste saltier.

Adding specific nuts, beans, and fruits to our diet can drive LDL cholesterol even lower—often with drug-like effects.

What happened when rosuvastatin was pitted against six common dietary supplements?

I go over randomized, controlled trials and case reports of stool transplants for various clinical conditions.

How many dried barberries do you need to eat to get the cholesterol-lowering dose of berberine?

What are the whole-food equivalents of some of the most powerful cholesterol-lowering supplements?

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.