Kérastase ( Chronologiste Overnight Youth Hair Serum )

BENEFITS

 Luxurious overnight age-corrective leave-in hair serum for aging hair.

+92% more strength
450°F heat protection
Increases hair fiber diameter by +5.7%*
-66% frizz*
+32% shine*

SCIENCE

ADVANCED SKINCARE ACTIVES

Infused with powerful skincare actives to help restore hair affected by the 5 visible signs of aging

PRO-XYLANE™
Green chemistry molecule known for its anti-aging properties to strengthen and protect hair

OCHROPHYTA ALGAE
Bio-sourced deep-sea algae, known for its regenerative and revitalizing properties