Best Shampoos for Thinning Hair: Nizoral Leads, Generic Ketoconazole Close Behind
In short: Nizoral was the most-used shampoo for thinning hair, with generic ketoconazole a close second. Plan for some dryness. The McRoy Take If you're looking for a starting point, most people reach for Nizoral because it calms an itchy, flaky scalp and feels noticeably cleaner after a couple of uses. If you'd rather not pay for the brand, a generic ketoconazole shampoo is a close second (1% is sold over the counter in many countries; 2% usually needs a prescription). Either way, plan for some dryness, especially if you use it more than once or twice a week. Based on 2.7K Reddit comments in 80 threads from the last 12 months (r/FemaleHairLoss, r/tressless, r/Hair). Updated Oct 2026. How we rank As an Amazon Associate, McRoy earns from qualifying purchases. That never affects the ranking. Quick guide: start here For tender, flaky scalps Nizoral Anti-Dandruff Shampoo For seborrheic dermatitis or oily scalps Ketoconazole Shampoo (generic) For itchy scalps needing a fresh ...