Expert insights and guides on health, nutrition, and supplements
After 15 years in clinic, I see copper-zinc imbalances constantly. Here's why the ratio matters more...
I used to think protein was just for muscle. Then I saw athletes getting sick constantly. Here's the...
Is vitamin A just for night vision? I've seen patients transform their skin and immune function with...
Most zinc supplements won't stop your cold. I'm an RD with 15 years in clinics—here's the research-b...
I used to think protein was just for muscle. Then I saw how athletes kept getting sick. Here's how a...
A 2023 study found 40% of athletes have suboptimal zinc levels. Here's what that means for your horm...
Learn how adequate protein intake, especially specific amino acids like glutamine, supports immune h...
Intense training can suppress immunity. Discover how strategic protein intake—especially glutamine—p...
A dietitian explains zinc's critical role in intestinal permeability, backed by clinical research an...
That zinc lozenge claim? Based on a tiny 1984 study. Here's what 40 years of research actually shows...
Discover how selenium boosts glutathione, fights viruses, and supports immune function. Learn optima...