Vichy Anti-Dandruff Scalp Shampoo is designed to reduce dandruff, eliminating up to 100% of visible flakes* and providing anti-dandruff protection for up to 6 weeks**. Containing Selenium DS, Salicylic Acid, Ceramide and Menthol, the shampoo, scalp is left feeling purified, smoothed, cleansed and excess sebum reduced.