An object of the present invention is to provide a moisturizer that can sufficiently promote the production of moisturizing-related proteins and can achieve sufficient moisturizing effect. In other words, the present invention provides a moisturizer including an acyl neutral amino acid involving an acyl group having a carbon atom number of 2 to 18 or a salt thereof, and a cosmetic including the moisturizer. The moisturizer and the cosmetic of the present invention can promote the production of one or more moisturizing-related proteins selected from the group consisting of filaggrin, involucrin, transglutaminase 1, keratin 10, and loricrin.
本发明的目的是提供一种保湿剂,它能充分促进保湿相关蛋白质的生成,并能达到充分的保湿效果。换句话说,本发明提供了一种保湿剂,其中包括一种酰基中性
氨基酸,涉及的酰基的碳原子数为 2 至 18 或其盐,以及一种包括该保湿剂的化妆品。本发明的保湿剂和化妆品可以促进一种或多种保湿相关蛋白的产生,这些蛋白选自丝胶蛋白、总纤毛蛋白、转谷
氨酰胺酶 1、角蛋白 10 和 loricrin 所组成的组。