Promois W-42 is a hydrolyzed collagen from swine gelatin. Collagen is a major component of protein which comprises skin. It plays a significant role both to build up and maintain our body. Collagen comprises approximately 1/3 of protein presented in mammals. Its distinguishing characteristic is that it has hydroxyproline. Collagen is the only protein which contains hydroxyproline and hydroxylysine. This amino acid composition arises high moisturizing effect to both skin and hair. Promois series is peptide, obtained through the hydrolysis of natural proteins, and their derivatives.

Promois W-42是来自猪明胶的水解胶原蛋白。胶原蛋白是包含皮肤的蛋白质的主要成分。它对建立和维护我们的身体都起着重要的作用。胶原蛋白含有约1/3的哺乳动物蛋白质。它的显着特点是它有羟脯氨酸。胶原蛋白是 含有羟脯氨酸和羟赖氨酸的蛋白质。这种氨基酸组合物对皮肤和头发均产生高度保湿作用。 Promois系列是通过天然蛋白质水解获得的肽及其衍生物。