Kérastase is the first to benefit from the very best of L'Oréal’s advanced research and its numerous scientists dedicated exclusively to haircare. Kérastase is supported worldwide by L’Oreal advanced research, with 700 scientists (US, Brazil, China, India, Japan), 3,420 staff members from 60 different nations, 612 patents registered in 2010 and more than 1,000 products per year.