夏季“美白”,冬季“保湿”,似乎都是老生常谈的问题。即使一谈再谈,大家面对众多保湿产品时,还是忍不住会犯迷糊;到底哪种保湿品适合我呢? 专家说,人的皮肤有天然的保湿系统,由水、天然保湿因子(NMF)、脂类三种物质组成。现在人们使用的保湿化妆品是对这一体系的模拟,保湿品的主要成分是水、保湿剂、油脂。 化妆品中常见的保湿剂: 1.甘油:是最古老的保湿剂。十年前,很多人直接用甘油加水护理冬季 Summer “whitening” winter “moisturizing” seems to be commonplace issues. Even talking about, we face many moisturizing products, or could not help but be confused; what kind of moisturizer for me? Expert said that human skin has a natural moisturizing system, from water, natural moisturizing factor NMF), lipid three substances. Now people use moisturizing cosmetics is a simulation of this system, the main components of moisturizers are water, moisturizers, oils and fats. Moisturizers common in cosmetics: 1. Glycerin: is the oldest humectant. Ten years ago, many people directly treated winter with glycerin and water