Meet our most luxurious innovation: the Chronologiste Overnight Youth Serum. Infused with our Caviar of Longevity: Pro-Xylane™ and Ochrophyta Algae, this leave-in is designed to address five signs of hair aging while you sleep. The essential step for nocturnal care, providing a transformative touch to the hair fiber for a revitalized appearance upon waking. 📸 Content by mang.prod.3d #Kerastase #HairCare #HairLongevity #Chronologiste #LuxuryHairCare