PROBLEM TO BE SOLVED: To provide a useful melanin production inhibitor and a skin whitening agent.SOLUTION: A melanin production inhibitor contains a compound having one (2-isopropyl-5-methyl) cyclohexyl group or (2-isopropenyl-5-methyl) cyclohexyl group.COPYRIGHT: (C)2014,JPO&INPIT【課題】有用なメラニン生成抑制剤及び美白剤の提供。【解決手段】(2-イソプロピル-5-メチル)シクロへキシル基又は(2-イソプロペニル-5-メチル)シクロへキシル基を1つ有する化合物を含有するメラニン生成抑制剤。【選択図】なし