Quick Answers Q: What's the best hair loss treatment in 2026? A combination of minoxidil and finasteride for men and a minoxidil-based serum for women remains the most clinically supported approach. Q: How fast does hair regrowth treatment work? Most users need 3-6 months of consistent use before seeing visible change. Q: Do I need a prescription? Minoxidil is available over the counter;...