NutritionFacts.org Video Podcast

Is the purported decline of nutrients in our crops due to soil degradation, or is that just supplement industry propaganda?

What percentage of meat samples test positive for drug residue violations?

Why are nuts associated with decreased mortality, but not peanut butter?

Typical daily doses of black pepper can affect the metabolism of certain drugs, so make sure you tell your prescribing health professional about your black pepper consumption.

Pregnancy greatly reduces our ability to metabolize caffeine.

Chlorohydrin contaminates hydrolyzed vegetable protein products and refined oils.

At a retail level, about 10 percent of commercial pork products tested contain the hepatitis E virus.

Do the reactions ascribed to monosodium glutamate (MSG) represent a menace, myth, or marvel?

Why do some pine nuts cause a bad taste in our mouth that can last for weeks?

There doesn't appear to be any difference between the negative effects of high fructose corn syrup and table sugar on body fat, blood pressure, blood sugars, triglycerides, or cholesterol, but high-fructose corn syrup did appear to be more pro-inflammatory.

Who won in a head-to-head test of nutrition knowledge––doctors or patients?

Pomegranates are put to the test for weight loss, diabetes, COPD, prostate cancer, osteoarthritis, and rheumatoid arthritis.

What is the leading cause of heart disease, our leading cause of death?

Which kind of flaxseed has more cancer-fighting lignans?

The so-called optimism bias may get in the way of a healthy lifestyle.

Meta-analyses of studies involving more than ten million participants confirm that greater egg consumption confers a higher risk of premature death from all causes.

From a rarity to an epidemic disease, diverticulosis is a disease of fiber deficiency.

The overall cost-benefit ratio for mycotoxins depends on which food is contaminated. Is “toxic mold syndrome” real? And what do we do about toxic mold contamination of food?

The best apple, bean, berry, lentil, and nut are the ones you'll eat the most of; but if you don't have a strong preference, which has the highest antioxidant power?

What does the "milk pus test" tell us about the U.S. milk supply?

Let's discuss weight loss, cholesterol, and PCOS treatment with diet. What can a daily eighth of a teaspoon of onion powder do for body fat, and what can raw red onion do for cholesterol?

Is there an advantage to eating a raw plant-based diet over a diet of raw and cooked whole plant foods?

One reason kids may not be eating more healthfully is that their parents vastly overestimate the quality of their child's diet.

I discuss a public health case for modernizing the definition of protein quality.

What role do vegetarian diets and organic foods play in the prevention or promotion of a birth defect called hypospadias?

Why do contaminated poultry products cause the most foodborne deaths?

What can physicians do to promote healthy, life-extending, lifestyle changes?

At this very moment, many of us have tumors growing inside our bodies, so we cannot wait to start eating and living more healthfully.

Is the link between flavonoid consumption and longevity cause-and-effect, and are all sources of flavonoids equally healthy?

How do barukas, also known as baru almonds, compare with other nuts?

Our bodies are exposed to about 20,000 hits of radiation from cosmic rays every second. Is that good or bad?

Has sunscreen been proven to prevent skin aging and cancer?

Inflammatory markers can double within six hours of eating a pro-inflammatory meal. Which foods are the worst, and which ones reduce inflammation? What does an anti-inflammatory diet look like?

Is green rooibos (analogous to green tea) healthier than red rooibos, the commercially more common oxidized form that's akin to black tea?

Excluding artificial food colors from children's diets can improve ADHD symptoms.

A healthy heart doesn't beat like a metronome.

How can we conserve NAD+ by preventing overactivation of the enzymes PARP-1 and CD38, which guzzle NAD+?

A randomized controlled trial investigates diet and psychological well-being.

You can naturally get your body to make more NAD+ by boosting the NAD+ synthesizing enzyme NAMPT.

Particular caution should be used for NAD+-boosting supplements by those with cancer, a personal or strong family history of cancer and perhaps also by those with inflammatory disorders and certain active infections.

What happened when topical olive oil was pitted against an ibuprofen-type drug for osteoarthritis and rheumatoid arthritis?

What are the pros, cons, and efficacy of dihydronicotinamide riboside (reduced NR), perhaps the most potent NAD+ precursor, as well as reduced NMN, taking NAD+ directly, or making it from scratch from tryptophan?

NR may just be a waste of money, safe but ineffective. NMN seems similarly useless in humans, but it may not even be safe.

Common drugs, foods, and beverages can disrupt the integrity of our intestinal barrier. Which foods should we avoid to prevent leaky gut? Which foods and food components can boost the integrity of our intestinal barrier?

The suppression of NAD+ synthesis by NR in humans may explain the disparate rodent results.

The metabolism of NAM may deplete our methylation capacity, interfering with the normal metabolism of hormones and neurotransmitters, and produce a neurotoxic compound in the process.

What did randomized controlled human trials find about the ways we may—or may not—benefit from eating onions?

Given niacin's decades of use as a cholesterol drug, we have a good idea of its safety profile.

How might we moderate the rare but very real risk of headbanging?

What is NAD+ and what role does it play in the aging process?

Do pet parents (or pawrents) live longer?