Product Info
Chronologiste Overnight Youth Serum by Kérastase is an age-corrective night treatment infused with Pro-Xylane™ and Ochrophyta Algae, designed to target visible signs of hair aging overnight.
Targeting dryness, dullness, frizz, and a lack of volume and thickness, this leave-in serum delivers intensive overnight care. One pump delivers powerful actives into the hair.
The formula combines Pro-Xylane™, a green chemistry molecule known for its anti-aging action, with bio-sourced Ochrophyta Algae.
Its transformative quick-break texture melds instantly into the hair's lengths, leaving a smooth finish and enveloping the hair in the signature Chronologiste fragrance for a luxurious nighttime ritual.