| abstract |
A method for preventing or improving the occurrence of pigmentation after exposure to ultraviolet rays. An external preparation for skin comprising a combination of a compound represented by the following general formula (1), an isomer thereof and / or a pharmacologically acceptable salt thereof, and an anti-inflammatory component. [Wherein, X represents a methylene group, a carbonyl group, a hydroxymethine group, etc., R1 represents a hydrogen atom, a hydrocarbon group having 1 to 50 carbon atoms in which the carbon atom may be substituted with an oxygen atom, R2 represents a saturated or unsaturated hydrocarbon group which may have a hydroxyl group or an alkyloxy group. ] [Selection] Figure 1 |