The bright Department of this Hair, which are mentioned, has the Gly derivative for inhibiting melanin production for a Seed, the structure that there is Department following general formula (I) to be shown:Wherein R1Indicate the alkyl of C1~C4, R2Indicate that Hydrogen atoms or methyl and n indicate one of 1~6 whole Number, the effective component of As Pi Skin whitenings can be made, can Should with the Ge Seed whitenings Pei Fang Group of Yu at object, and there is good stability wherein. Te Do are the Should aqueousization Makeup Bao Raising product formulas transparent with Yu Wai Concept.本發明係提供一種具有抑制黑色素生成之甘胺酸衍生物,其係具有以下一般式(I)所示的結構:其中R1表示C1~C4之烷基,R2表示氫原子或甲基,以及n表示1~6之一整數,可作為皮膚美白之有效成分,可應用於各種美白配方組成物,而且在其中具有良好的安定性。特別是應用於外觀透明的水性化妝保養品配方。