Revitalize your dry scalp with Kérastase Nutritive Nutri-Supplement Scalp Serum. This nourishing serum, enriched with niacinamide, hydrates and revitalizes both your scalp and hair without leaving any greasy residue. Its lightweight formula ensures easy application—simply section your hair and apply 2 to 4 doses based on thickness, then massage for even distribution. Kérastase is dedicated to sustainability, using 20% recycled glass in their packaging and striving for carbon neutrality in production. Experience the perfect blend of care and responsibility with Kérastase.