The Grad Student Who Broke Microplastics Research
Blood Pressure Targets Just Changed
Is something dark happening right under our noses? There’s a change that’s quietly crept up on us for the past few decades, and it’s been so slow that we’ve barely noticed. Since the 1970s, doctors...
Why Healthy People Still Have Heart Attacks
You think you’ve done a wonderful job with your health. You stand on the scale, and your numbers look great. At a time when so many are obese, your BMI is exactly where it should be. You’ve succeed...
Vitamin C: Benefits, Best Forms, Dosing, and Side Effects
Table of Contents Overview Forms and Bioavailability Evidence for Health Benefits Recommended Dosing Dietary Sources Safety and Side Effects Drug Interactions References 1. Overview Vitamin C (L-...
Shocking Study Links MELATONIN to 89% Heart Failure Spike
People who use melatonin supplements have an 89% higher risk of developing heart failure, according to a new study of over 130,000 adults [1]. And there were two other equally grim findings we’ll l...
Popular Longevity Treatment Makes You Sick
It’s a nearly $3 billion market and growing fast. IV therapy clinics—where you can get cocktails of vitamins and other nutrients dripped directly into your veins—are supposed to do everything from ...
Vitamin A: Benefits, Forms, Dosing, and Side Effects
Vitamin A is the name of a group of fat-soluble retinoids — primarily retinol and retinyl esters — that are essential for vision, immune function, cellular communication, growth, development, and r...
Experts Were WRONG About Testosterone (Shocking New Proof)
For years, researchers have observed a troubling trend: testosterone levels in men seem to be declining across generations. This hormone, crucial for male health, has been linked to energy, mood, m...
Valerian: Benefits, Forms, Dosing, and Side Effects
Valerian (Valeriana officinalis) is a perennial herb native to Europe and temperate regions of Asia, whose roots and rhizomes have been used as a sedative and anxiolytic for over 2,000 years. Hipp...
Dementia Rates PLUNGED in Study of 1 Million People
A new study of over 1 million people has found impressive dementia risk reductions linked to cholesterol. But there’s been a huge controversy surrounding how we should think about cholesterol and b...
This Study DESTROYS What We Thought About Exercise
A new study has changed the exercise advice I give to my patients in the clinic. The standard recommendations are to get at least 150 minutes a week of moderate intensity exercise or 75 minutes a w...
Taurine: Benefits, Forms, Dosing, and Side Effects
Taurine (2-aminoethanesulfonic acid) is a water-soluble amino sulfonic acid found abundantly throughout the human body, with particularly high concentrations in the heart, brain, retina, and skelet...
What They’re HIDING About Lead Found in Protein Powders
A new analysis from Consumer Reports has made headlines with a disturbing claim: protein powders and shakes contain high levels of lead. Given how popular protein powders have become, this claim is...
Fatty Liver Treatment BREAKTHROUGH
It’s GLP-1 medications. I'm not going to keep you guessing. The FDA recently approved these medications for the treatment of fatty liver. But which GLP-1 medication is best? How do you minimize sid...
St. John's Wort: Benefits, Forms, Dosing, and Side Effects
St. John's wort (Hypericum perforatum) is a plant with yellow flowers widely used in traditional medicine. The aerial parts contain key bioactive compounds including hypericin and hyperforin [1]. T...
Surprising Microbiome Effects from Artificial Sweeteners
One of the largest artificial sweetener studies has just been released. It helps answer important questions because previous studies have raised concerns about the potential risks of artificial swe...
When Your Meds Start Making You Sick
Getting patients off inappropriate medications is one of the most important and difficult tasks to get right in clinical practice. Here’s the step-by-step approach I follow—an approach recently upd...
Shilajit: Benefits, Forms, Dosing, and Side Effects
Shilajit is a black-brown substance (sometimes called "mineral pitch") produced from the decomposition of plant material found in mountain rocks in the Himalayas, Russia, Tibet, Afghanistan, and Ch...
Microdosing Tirzepatide & Ozempic (GLP-1) for Longevity
Longevity influencer Bryan Johnson stirred up a ton of interest when he started a microdosing experiment about a year ago [1]. His experiment had some unexpected results — as we’ll see in a minute...
Sexual Enhancement Supplements: Benefits, Forms, Dosing, and Side Effects
Sexual enhancement supplements are among the most commonly purchased dietary supplements, typically containing ingredients such as yohimbe bark, epimedium (horny goat weed), L-arginine, and tribulu...
New Vitamin D Study on Telomeres and Aging
The latest headlines are claiming that a new study shows vitamin D can slow aging. But is that actually what the study shows? What Vitamin D dose should we take? And should we get a Vitamin D bloo...
Ashwagandha Supplement Fails in New Study!
A new clinical study has found no benefit of ashwagandha supplementation on aerobic capacity, muscle oxygenation, or blood parameters in healthy men. I don't take ashwagandha myself. But if you're ...
Spirulina “Significantly Improves Weight” in New Study
A new meta-analysis suggests spirulina—a blue-green algae extract—can improve body weight, cholesterol, and blood pressure in overweight and obese individuals. But before jumping on the supplement ...
Selenium: Benefits, Forms, Dosing, and Side Effects
Selenium is a trace mineral essential for producing glutathione peroxidase — a key enzyme in the body's antioxidant defense system. It works with vitamin E to protect cell membranes from free radic...
5 Supplements That ACTUALLY Work
What are the best supplements to maximize our chances of living a long, healthy life? In this article, I’ll walk you through my top five picks, grounded in research rather than hype or speculation....
SAMe: Benefits, Forms, Dosing, and Side Effects
SAMe (S-adenosyl-L-methionine) is a naturally occurring compound found in every cell in the body, manufactured from the essential amino acid methionine with the assistance of vitamin B-12 and methy...