Reversible Causes of Prematurely Graying Hair
NutritionFacts.org Video Podcast - Ein Podcast von Michael Greger, M.D. FACLM

Vitamin B12 deficiency is one of the rare, reversible causes of hair graying through some unknown mechanism.
NutritionFacts.org Video Podcast - Ein Podcast von Michael Greger, M.D. FACLM
Vitamin B12 deficiency is one of the rare, reversible causes of hair graying through some unknown mechanism.