Tag: supplement safety
High-Dose Zinc Supplements Deplete Copper Through Intestinal Protein Mechanism, Research Shows
Zinc supplementation at common over-the-counter doses (50 mg daily) triggers a intestinal mechanism that depletes copper by inducing a copper-trapping…
Omega-3 Supplement Oxidation: Separating Controversy from Clinical Evidence
Omega-3 supplement oxidation is measurable in laboratories but clinical evidence of human harm remains limited. A new presentation highlights the…
Zinc for the Common Cold: A 2024 Cochrane Review Finds Limited Benefit and Consistent Side Effects
A 2024 Cochrane systematic review of 34 trials (8,526 participants) found zinc does not prevent the common cold and may…
Creatine and Hair Loss: A 16-Year Myth Debunked by First Rigorous Trial
A 16-year-old claim that creatine causes hair loss, based on a single 2009 hormone study, has been directly tested for…
Creatine in Children With Brain Injury: Evidence Contradicts Safety Fears
A 20-year body of controlled trials demonstrates that creatine supplementation is safe and well-tolerated in children, even at high doses…
Glucosamine Supplements May Accelerate Memory Loss in Alzheimer’s Disease, New Research Warns
New research combining animal studies and patient records suggests glucosamine supplements may accelerate memory decline in Alzheimer's patients while remaining…
High-Dose Vitamin B12 Supplements May Increase Cancer Risk, New Research Suggests
New research reveals that extremely high vitamin B12 levels from supplements may increase cancer risk, challenging the "more is better"…
High-Dose Zinc Supplements May Create Copper Deficiency, Warn Nutrition Experts
High-dose zinc supplements create dangerous copper deficiency through competitive absorption, leading to anemia and immune dysfunction. Experts recommend balanced 15:1…