Transform your hair while you sleep with Kérastase Chronologiste Overnight Youth Serum, delivering the ultimate overnight rejuvenation for youthful, vibrant hair.

• Infused with Pro-Xylane and precious revitalizing ingredients, it provides intense nourishment and hydration.

• Works overnight to rejuvenate and restore hair’s youthfulness, leaving it soft and shiny.

• Suitable for all hair types, offering a luxurious at-home haircare experience.

Wake up to a new day with hair that feels rejuvenated, soft, and full of youthful vitality. Enjoy the luxury of salon-quality hair care from the comfort of your own home.