8 min
Chromium Picolinate for PCOS: What Actually Works for Insulin Resistance
That supplement claim about chromium fixing PCOS insulin issues? It's based on shaky 2006 data. Here...
Vitamins & Minerals
348 articlesEssential nutrients including multivitamins, vitamin D, C, B-complex, iron, zinc, and more
8 min
9 min
Methylated B Vitamins: Why Your Genetics Matter More Than Your Multivitamin
Most people waste money on wrong B vitamins. Learn how MTHFR and COMT genes affect methylation and w...
8 min
Biotin for Hair: What the Science Actually Says About Dosage & Timing
Confession: I was skeptical about biotin for hair growth. Here's the evidence-based truth on dosage,...
8 min
Silica for Hair & Nails: What the Research Actually Shows
Dr. Amanda Foster, MD, reviews silica's evidence for hair thickness, nail strength, and collagen sup...
8 min
Germanium for Immunity: What the Research Actually Says About Organic vs. Inorganic Forms
Is germanium worth considering for immune support? I break down the science on organic vs. inorganic...
8 min
Chromium for Weight Loss: Picolinate vs Polynicotinate Forms Compared
RDN explains which chromium form actually works for insulin sensitivity and cravings—and why most pe...
8 min
Electrolytes for Athletes: What I Got Wrong About Hydration
I used to push plain water for all athletes—until I saw the data on electrolyte depletion. Here's wh...
8 min
Potassium for Blood Pressure: What the Data Really Shows
A physician explains potassium's role in hypertension, safe dosing, and why most people don't need s...
9 min
Cobalt's Hidden Role: The Mineral at the Heart of Your B12
Dr. Amanda Foster explains why cobalt isn't just an industrial metal—it's the essential mineral cofa...
8 min
Zinc for Smell Recovery: What Actually Works After Viral Damage
A clinical dietitian explains zinc's real role in olfactory nerve regeneration after infections—with...
8 min
Vitamin C for Collagen: The Skin & Joint Benefits You're Missing
Is vitamin C just for immunity? As an RDN, I explain its crucial role in collagen synthesis for skin...
9 min
Your B12 Supplement Probably Isn't Working—Here's Why
Most oral B12 supplements fail due to absorption problems. A CNS explains the real causes—from intri...