Our IQ Will Start Dropping Soon (new evidence)
Category: Supplements
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...
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...
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...
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...
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...
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...
Supplement (Not Melatonin) Improved Sleep in 155-Person Study
Sleep is one of the most powerful tools we have for health, yet many people struggle to get enough quality rest. While melatonin often gets the spotlight, a new clinical trial tested a different su...
Saffron: Benefits, Forms, Dosing, and Side Effects
Saffron is derived from the stigma of the crocus flower (Crocus sativus) and contains antioxidant carotenoids, primarily crocins, picrocrocin, and safranal. Crocins provide saffron's characteristic...
Rhodiola: Benefits, Forms, Dosing, and Side Effects
Rhodiola (Rhodiola rosea L.) is an herb that grows in cold regions and at high altitudes in Eastern Europe, Asia, and North America. Traditionally used in Russia and Scandinavia for work performanc...
Resveratrol: Benefits, Forms, Dosing, and Side Effects
Table of Contents Overview Forms and Bioavailability Evidence for Health Benefits Recommended Dosing Safety and Side Effects Drug Interactions Dietary Sources References Overview Resveratrol (3,...
Low-Dose Lithium CRUSHES Dementia & Brain Aging?
“Lithium deficiency is … a potential common mechanism for the … degeneration of the brain that leads to the onset of Alzheimer’s disease.” That’s the conclusion from a groundbreaking study just pub...
Reishi Mushroom: Benefits, Forms, Dosing, and Side Effects
Reishi (Ganoderma lucidum) is an edible mushroom with a long history of use in traditional Chinese medicine, where it has been valued for purported benefits including increasing vitality and stre...
Red Yeast Rice: Benefits, Forms, Dosing, and Side Effects
Red yeast rice (RYR) is a substance produced by fermenting white rice with the mold Monascus purpureus. It has been used in East Asian cuisine and traditional Chinese medicine for over 1,000 years...
"No Evidence to Support the Use of Collagen Supplements"
A brand-new analysis just made a shocking claim: “There is no clinical evidence to support the use of collagen supplements to prevent or treat skin aging” [1]. Table of Contents The Study Digging...
Quercetin: Benefits, Forms, Dosing, and Side Effects
Quercetin is a yellow flavonoid found in many plant-based foods, occurring naturally as rutin. Rich sources include capers (200 mg/100g), onions (20–30 mg), and kale (20 mg). Average daily dietary ...
Psyllium: Benefits, Forms, Dosing, and Side Effects
Psyllium is a soluble fiber derived from the seed husks of Plantago ovata, an annual herb native to the Mediterranean region, North Africa, and the Indian subcontinent [1][2]. The husk is approxim...
Glycine was Accidentally Found To Improve Our Sleep
The link between the amino acid glycine and how it can improve our sleep was initially found completely by accident. And the studies since then have shown us how we can best use glycine to improve ...