Product Overview Prepare your hair for shampoo & conditioner with Kérastase Elixir Ultime Preparatory Oil 150ml, the latest product from Kérastase, designed to pre cleanse your hair before you carry out your usual hair care regime. Benefits With the Oleo-complexe 6 technology the Kérastase Elixir Ultime Preparatory Oil contains 6 different oils that nourish & condition your hair, providing nutrition & shine. With a pre cleanse function this oil is suitable for hair types, leaving your hair purified & free of product build up.