Cysteine compounds represented by the following formula
wherein each symbol is as defined in the specification, and salts thereof, are superior in stability, have less odor, exhibit an eumelanin production suppressive effect, and are useful as cosmetic agents.
以下式子所代表的半胱
氨酸化合物及其盐,每个符号如规范所定义,具有更好的稳定性,较少的气味,表现出
黑色素生成抑制效果,并可用作化妆品。