洗面奶洗净度检测方法初探

Study on Assessment of Abluent Effect of Facial Milk Cleanser

面部皮肤清洁主要是洗掉附着在皮肤上的污垢、微生物、体表的油脂、老化角质、汗渍以及化妆品的残留物。洗面奶因其具有较好的去污、卸妆功能,成为消费者首选的脸部清洁产品。好的洁面产品在清洁皮肤的同时,给予肌肤一定的呵护,使其顺利达成水油平衡,并恢复肌肤酸碱度的平衡状态。实验测试了某品牌洗面奶洁面前后皮肤的油脂含量、水分含量、pH值;采集培养了洗面奶洁面前后的面部微生物。研究发现:该品牌洗面奶具有较好的去油脂及除菌效果,对面部表皮水分含量及pH值的影响较小,在1～2h内即可恢复。

Facial milk cleanser is the most preferred product to clean face daily by consumers, it is basic to clean the dirt, wipe off the lipid and some microbes, remove the horniness and leftover of cosmetic etc. , and it is also crucial to make balance of the skin moisture and lipid content and keep the pH of skin in bounded range for one accredited facial milk cleanser. The skin lipid, microbes, moisture content and pH of the skin were detected pre- and after- face cleaning separately in this study, and the results indicated that the cleanser used in the experiments had a good effect in all four aspects discussed above and more important is that the protocols described in this paper can be used for assessment the quality of one kind of facial milk cleanser.