A trichologist-reviewed guide to why hair grays early, which causes are reversible, and what actually works to slow or manage premature graying. Premature gray hair occurs when melanocytes (the pigment-producing cells in your hair follicles) stop producing melanin earlier than expected for your age and ethnicity. In Caucasians, graying before…

Which nutrient gaps actually cause hair loss? A research-backed guide to the vitamins and minerals that matter. Iron, vitamin D, and zinc deficiencies are the three nutrient gaps most consistently linked to hair loss in clinical research. And all three are common in women, especially those on restrictive diets or…