Kerastase Chronologiste Bain Regenerant Shampoo - 250 ml Kerastase Chronologiste Bain Regenerant Shampoo: Energizing and cleansing shampoo for hair and scalp. Formulated with Abyssin, a powerful therapeutic molecule to reduce scalp irritation. Contains vitamins A and E for antioxidant properties to repair damaged hair follicles and promote blood circulation.