Biologique Recherche Masque Biologique Capillaire is a moisturizing hair mask that provides the hair with intense revitalizing conditioning. This pre-shampoo treatment regenerates and repairs. Nourishes the hair fiber and helps prevent the hair from drying out. Excellent to use before color treatment. Recommended for dry and devitalized hair. Highly active ingredients include yeast extract, bladderwrack extract, essential fatty acids, shea butter and vitamin C.