Blog
Late-Summer Hair Shedding: What Supplements Can and Can't Do
The shower drain gets worse this time of year — and most of the fix isn't in a bottle.
Hair
Blog
Does Creatine Cause Hair Loss? Tracing a Myth Back to One Study
One three-week study, one hormone, zero measured hairs — and a decade of gym-floor panic
Comparisons
Collagen vs Biotin for Hair, Skin & Nails
The keratin cofactor vs the structural protein — which actually moves the needle, and why deficiencies matter more than either.
Comparisons
Collagen Types I, II & III: Which Do You Need?
Not all collagen is the same — here's how to match the right type to your goals
Blog
"Biotin Grows Your Hair" — Busting a Beauty-Aisle Myth
The most popular hair supplement is mostly a fix for a problem most people don't have.