Composition comprises a hydroxylated diphenyl-methane derivative (I) and an ingredient (II) enhancing solubilization, stabilization and/or activity of (I), in a medium. Composition comprises a hydroxylated diphenyl-methane derivative of formula (I) and an ingredient (II) enhancing solubilization, stabilization and/or activity of (I), in a medium. R 1H, -CH 3, 2-4C alkyl, -OH and halo; R 2H, -CH 3, 2-5C alkyl; R 3-CH 3 or 2-5C alkyl; and R 4, R 5H, -CH 3, 2-5C alkyl, -OH or halo. Independent claims are included for: (1) cosmetic or dermatological set comprising a container enclosing a compartment, where the container being closed by a closure element and the composition laid out inside the compartment; and (2) a cosmetic process of care and/or make-up of the skin comprising application of the composition on the skin [Image] ACTIVITY : Dermatological; Antiseborrheic. No biological data given. MECHANISM OF ACTION : None given.