Infomercial channels are riddled with the next-best hair-loss solution, but those toupees, ointments, and hair plugs might ...

Researchers have shown that serotonin directly stimulates dermal papilla cells and promotes hair growth in lab-grown hair ...

Pivoting to study its potential as a hair loss treatment, the researchers smeared a small dose of the sugar, in gel form, ...

Update, July 11, 2025: We checked all product prices and availability. Our picks for the best hair growth products remain ...