Product Overview Discover Kérastase's first hair & scalp serum designed to reveal hair that feels thicker, looks shinier & is more resistant to breakage. Created by experts for stunning results. Benefits Kérastase’s Initialise technology helps to reveal a more beautiful hair fibre – hair feels thicker, looks shinier & is more heat resistant. Our professionals both love & recommend this treatment. Key Technology The unique knowledge of L’ Oréal Advanced Research, plus plant-based biotechnology, inspired Kerastase's revolutionary formulation Initialise, enriched with Vegetal Plant cells. After a rigorous selection process, the extracts of Malus Domestica, a variety of apple, were infused in Initialise’s Complexe Régénérateur.®