The System 3 Cleanser Shampoo 300ml by Nioxin is a professional treatment designed for chemically treated or colored hair. Its advanced formula gently cleanses the scalp, removing impurities and residues without damaging the hair fiber. It ensures a una thicker, shinier, and naturally looking hair, improving the health of the scalp. Ideal for those who want to maintain vitality and body in treated hair, combining effectiveness and daily care in a single high-performing product.