Fuente: WIPO "essential oil or extracts" The present invention concerns various cosmetic uses of compositions comprising an essential oil or one of its constituents, preferably a major constituent, in the targeted treatment and prevention of benign keratoses, and more particularly keratoses induced by solar radiation on the skin of a subject. More particularly, the present invention concerns compositions based on the essential oil of oregano or of rosewood, or on linalool, thymol or carvacrol. The present invention also concerns therapeutic applications of a composition as described in the prevention or targeted treatment of actinic keratoses, essentially for prophylactic purposes.