Resistance Sérum Thérapiste Hair Serum

Kérastase's Resistance Sérum Thérapiste is a restorative hair serum designed to strengthen and smooth damaged strands. It has a lightweight, fast-absorbing texture that layers well under styling products. Ideal for chemically treated or breakage-prone hair, the serum targets split ends and elasticity loss. Fragrance-free and suitable for color-treated hair, it delivers concentrated support without heavy residue.