Kérastase Nutritive Nourishing Hair Lightweight and Non-Greasy Serum with Niacinamide

PRIMARY BENEFIT: An overnight leave-in serum designed to deeply help strengthen, nourish, and replenish dry hair while you sleep. KEY INGREDIENTS: Formulated with Niacinamide and plant-based proteins, the formula is designed to replenish & nourish dry hair while you sleep. RESULTS: Wake up to softer feeling hair that is designed to replenish & nourish dry hair, leaving it frizz-free, stronger, and shinier. HOW TO USE: Apply to dry or damp hair before bed. Massage into lengths and ends. Leave in overnight with no need to rinse in the morning. WHO IT'S FOR: This product is designed for dry hair. This non-greasy formula absorbs quickly without leaving residue on your pillow.