Kérastase Nutritive 8HR Night Repair 90ml is an overnight leave-in serum that provides deep hydration and nourishment to dry hair while you sleep. Its lightweight, non-greasy formula absorbs instantly, replenishing moisture and repairing the hair fiber from within. Infused with Niacinamide and Iris Root Extract, it strengthens the hair, enhances resilience, and prevents moisture loss, leaving hair soft, smooth, and revitalized by morning. Designed to work overnight, this treatment helps combat dryness, frizz, and dullness, ensuring hair feels supple and more manageable upon waking.

• Deeply nourishes and hydrates dry hair overnight.
• Lightweight, fast-absorbing formula with no greasy residue.
• Enriched with Niacinamide to reinforce and protect the hair fiber.
• Iris Root Extract helps retain moisture and prevent dryness.
• Softens, smooths, and enhances hair manageability.

• Provides 8 hours of deep hydration and nourishment.
• Absorbs quickly with a lightweight, non-greasy formula.
• Enriched with Niacinamide to strengthen and protect hair.
• Iris Root Extract helps lock in moisture and prevent dryness.
• Softens hair, reduces frizz, and enhances shine.
• Works overnight for revitalized, manageable hair in the morning.
• No need to rinse—perfect for all hair types

Apply 2–4 pumps to dry or damp hair before bedtime, focusing on mid-lengths and ends. Do not rinse. Let the serum work overnight, and style as usual in the morning. Use as needed for continuous hydration and repair.