网页L'Oréal S.A. (French:) is a French multinational personal care company headquartered in Clichy, Hauts-de-Seine, [2] with a registered office in Paris. [3] As of 2018, it was the world's largest cosmetics company and has developed activities in the field, concentrating on hair color, skin care, sun protection, make-up, perfume, and hair care.