高效液相方法测量美白化妆品中烟酰胺的含量测试
Content Test for Nicotinamide in Whitening Cosmetics Nicotinamide by HPLC Method

近几年，全球美白领域知名成分是烟酰胺。在大多数具有美白抗氧化功效的产品中，烟酰胺是其发挥美白功效的主要成分。尤其在近些年，拥有美白淡斑效果的烟酰胺产品在中国大批问世，其风头久居不下。因此，烟酰胺受到了很多大牌的青睐，很多美白产品向烟酰胺转型。本团队采用高效液相技术(HPLC)对市面上市场受欢迎程度较高的几种精华乳和防晒美白产品中的烟酰胺含量进行测定，从实验结果和研究分析得到，精华乳中有2款精华乳的烟酰胺含量更高，防晒霜中有1款的烟酰胺含量最高。为此，研究结论可为各类消费者提供购买建议。
In recent year, nicotinamide is the well-known ingredient in global whitening field. In most products that have whitening and anti-oxidation effects, nicotinamide is the main component which plays the whitening effect. Especially in recent years, a large number of nicotinamide products with whitening effect have come out in China, and been popular. Therefore, nicotinamide has been the favor of many big brands, and many whitening products transform to nicotinamide products. The liquid phase technology (HPLC) is used to test the content of nicotinamide in several popular cream and sunscreen whitening products on the market, and the experimental result is: two of the cream serums had higher levels of nicotinamide, and one of the sunscreens had the highest levels. Therefore, the conclusion of this study can provide purchase suggestions for all kinds of consumers.