Vichy Dercos Anti-Dandruff Shampoo for Normal to Dry Hair targets dandruff caused by stress, fatigue, or urban environments. Formulated with 1% Selenium DS, it treats dandruff, rebalances sebum, and helps prevent recurrence. It also contains 1% salicylic acid to exfoliate, Ceramide R to strengthen the skin barrier, and Vitamin E to prevent sebum oxidation. Noticeable results include reduced dandruff, redness, and itching from the first use.