申请人:Ajinomoto Co., Inc.
公开号:EP2786741A1
公开(公告)日:2014-10-08
Provided is a cosmetic agent superior in a whitening effect (including prophylaxis and removal of pigmented spot) and having high safety. In addition, a superior melanin production suppressive agent is provided.
A cosmetic agent or melanin production suppressive agent comprising (A) a cysteine derivative represented by the formula (I) or a salt thereof:
wherein
X and Y are each independently OR1 or NHR2 wherein R1 and R2 are each independently a hydrogen atom or a C1-22 alkyl group;
Z is a hydrogen atom or a C1-22 alkyl group; and
W is a C1-22 alkyl group, a C1-22 alkoxy group or a C1-22 alkylamino group,
and
(B) a whitening agent.
本发明提供了一种美白效果(包括预防和去除色斑)优异且安全性高的化妆品制剂。此外,还提供了一种优异的黑色素生成抑制剂。
一种美容剂或黑色素生成抑制剂,包括 (A) 由式 (I) 表示的半胱氨酸衍生物或其盐:
其中
X和Y各自独立地为OR1或NHR2,其中R1和R2各自独立地为氢原子或C1-22烷基;
Z是氢原子或C1-22烷基;和
W 是 C1-22 烷基、C1-22 烷氧基或 C1-22 烷氨基、
和
(B) 一种增白剂。