Kérastase Gluco-Active is a collection of nutrient-rich products designed to nourish varying degrees of dull, dry & sensitised hair. Hair is left strengthened & softened with added vitality & shine. Formulated with glucose to energise the hair fibre, proteins to nourish & soften, & lipids to protect, this nourishing mask leaves hair replenished, soft & boasting shine. Ideal for very dry, extremely sensitised thick hair.