Kérastase's Sérum Thérapiste belongs to the Résistance range, created for damaged and over-stressed hair.
This innovative treatment deeply repairs the hair fiber and restores softness and shine to your hair.

When hair reaches an erosion level of 3-4, it needs a shock treatment to regain its vitality.
Sérum Thérapiste restores the fiber and seals the ends to eliminate split ends.
Suitable for both fine and thick hair, it repairs and revitalizes hair. It is more beautiful and stronger. Its touch is silky and it is shiny with health.

Thanks to FIBRA-KAP™ technology combined with resurrection sap, Sérum Thérapiste recreates a new fiber.
By stimulating the synthesis of micro-proteins responsible for the cohesion of keratin, it manages to repair the most damaged hair. Their fiber is smoothed and strengthened.

Kérastase Sérum Thérapiste is easy to use. After application, you can directly blow-dry your hair.
The serum also provides your hair with protection against heat up to 230 °C. To optimize the effects of Sérum Thérapiste, you can use it in combination with other products from the Thérapiste range, such as the Bain and the Masque.
This hair care routine for very damaged and over-stressed hair rebuilds your fiber and provides you with effective protection against external aggressions.