Kérastase's intensive four-week treatment helps improve the scalp by reducing scalp discomfort such as itching, irritation and redness. It soothes the scalp by moisturizing, while protecting against oxidative stress. - Reduces itchiness and scalp irritation - Protects against oxidative stress - Stimulates and promotes a healthy scalp and protects against external influences - After four weeks, 98% of subjects felt that this fresh lotion reduced scalp itching.