Hair

Biotin deficiency is rare in healthy adults. Here's what research says about biotin, thinning edges, and what actually works instead for your hairline.

A trichologist examines your scalp, identifies the cause of edge loss, and builds a treatment plan. Here's exactly what to expect at an appointment.

Thinning edges regrow slowly, 0.5 inches per month on average. Learn the real physical signs of regrowth vs. breakage, with a timeline and what derms say.