Up to 100% dandruff free (visible flakes with regular use). For delicate scalps. Effective dandruff control HydraZinc formula. Our proven HydraZinc formula tackles the cause of dandruff head on, from the 1st wash, sweeping away visible flakes. Head & Shoulders sensitive - for sensitive scalp. This smooth shampoo, very lightly perfumed and without colorants, is dermatologically tested. It delicately nourishes your sensitive scalp, while leaving your hair very soft. Gentle pH-balanced formula is suitable for everyday use. Made in France.