The Vichy Dercos Anti-Dandruff Shampoo for Sensitive Scalps gently exfoliates scalps prone to feelings of discomfort associated with visible flakiness and dandruff-prone hair. Lathering into a gentle exfoliating foam when massaged, the shampoo reduce the appearance of flakes from the first wash and provides anti-dandruff protections for up to 6 weeks*. Piroctone olamine, salicylic acid and bisabolol are combined to clarify and condition the scalp for a soothed and balanced finish. *Based on a clinical study conducted on 41 subjects, lasting 4 weeks with a 6-week regression period