Chronologiste Serum Longevity Potion

The Kérastase Chronologiste Serum Longevity Potion is an advanced age-defying scalp treatment designed to address the underlying signs of hair ageing, including loss of density, reduced vitality and thinning. Powered by 3% Pro-Xylane™ and Ochrophyta Algae, its high-performance formula delivers intensive cellular care while helping revitalise the scalp environment for healthier, denser-looking hair. Acting up to 10 layers deep, the serum helps reboost scalp activity and support the optimal environment for billions of scalp cells. Its sophisticated, lightweight texture absorbs effortlessly without leaving residue, delivering targeted care directly to the scalp. Infused with the signature Chronologiste fragrance, this luxurious treatment turns everyday scalp care into a refined, sensorial ritual.