Vichy Dercos Anti Dandruff DS is an anti-dandruff shampoo intended for normal and oily hair. It is a perfect solution for people struggling with stubborn and recurring dandruff. How does Vichy Dercos Anti Dandruff DS Shampoo work? The deep cleansing formula with a creamy, concentrated consistency contains a unique combination of two active ingredients: 1% selenium disulfide with antifungal properties that reduce dandruff and seborrheic dermatitis, Salicylic acid 1% with exfoliating properties, which cleans the scalp of dandruff flakes. The active ingredients work from the first application to eliminate up to 100% of visible dandruff and its cause. Dercos shampoo restores the balance of the scalp microbiome and soothes and reduces itching. It is suitable for regular anti-dandruff treatment. It prevents the reappearance of dandruff, and the effects are visible up to 6 weeks after the first use. Its effectiveness has been clinically confirmed.