The Kérastase Specifique Bain Divalent Shampoo is designed to cleanse, balance and nourish from root to tip. Perfect for oil-prone scalps and sensitised ends, the formula helps to regulate the over-production of sebum. Vitamin B6 and glycerine lend hydration and shine for a soft, healthy-looking finish. Creating lightweight volume, this shampoo dissolves grease at the roots while taking care to smooth and replenish your lengths. It works to leave hair clean, glossy and detangled. 97% Agree that shampoo deeply cleanses hair & scalp 97% Agree that shampoo does not weigh hair down 87% Agree that shampoo leaves scalp feeling clean *Consumer test using Bain Divalent, % agreement of 31 women surveyed after 4 week of use.