Kérastase () is a French luxury hair and scalp care line that distributes products internationally. Kérastase is part of the L'Oréal Professional Products Division.
Kérastase was founded in 1964 by scientists at LâÂÂOreal Advanced Research.
Kérastase sells hair care and styling products at its salons, through its e-commerce site, and at Sephora and Douglas.