Line Name-BIRETIX DUO. BIRETIX DUO anti-spot gel 30 mlSkin: Acne-prone, Ingredients: Niacinamide, Trends: Salicylic acid, Age: Between 18 and 25, Age: Between 36 and 50, Textures: Gel, Age: Between 26 and 35, Age: Under 18 , Trends: Niacinamide. Size: 30 ml