现在流行的美白成分的作用基本是以下几种,一是抑制“三酶一素”的活性,二是促进表皮脱落,加快黑色素的排泄,三是对黑色素细胞有选择性毒性。下面是市场上美白产品的说明书出现频率最高的几种成分,它们的有效性和安全性如何呢? 曲酸:能够有效抑制酪氨酸酶的活性,在对比试验中发现,现有的美白成分中,它的效果最明显。但是 Now the role of the popular whitening ingredients are basically the following, first, inhibit the activity of the “three enzymes, one element”, the second is to promote epidermal shedding, expediting the excretion of melanin, the third is selective toxicity of melanocytes. The following is the description of whitening products on the market the highest frequency of several ingredients, their effectiveness and safety how? Kojic acid: can effectively inhibit tyrosinase activity in the comparative test found that the existing whitening ingredients In the most obvious effect. but