市面上的面霜琳琅满目，从古早的雪花膏、大宝 SOD 蜜，到现在的 SK-II、海蓝之谜、赫莲娜，甚至还有很多上万元的贵妇面霜。

近两年，也陆续有一些号称大牌平价替代的产品被吹上了天。

有人说贵价面霜都是交「智商税」，但也有人觉得贵有贵的好。

今天我们就请了专业的化妆品工程师为大家讲讲 —— 平价和贵价的面霜，到底有什么区别？

参考文献

[1] Pineau N , Bernerd F , Cavezza A , et al. A new C-xylopyranoside derivative induces skin expression of glycosaminoglycans and heparan sulphate proteoglycans.[J]. European Journal of Dermatology Ejd, 2008, 18(1):36-40.

[2] Julien H , Jinzhu X , Maude B , et al. UN Sustainable Development Goals: how can sustainable/green chemistry contribute? Green Chemistry as a source of sustainable innovations in the cosmetic industry[J]. Current Opinion in Green & Sustainable Chemistry, 2018:S2452223618300373-.

[3] Draelos Z D , Yatskayer M , Raab S , et al. An evaluation of the effect of a topical product containing C-xyloside and blueberry extract on the appearance of type II diabetic skin[J]. Journal of Cosmetic Dermatology, 2010, 8(2):147-151.

[4]Hakozaki T , Minwalla L , Zhuang J , et al. The effect of niaciamide on reducing cutaneous pigmentation and suppression of melanosome transfer[J]. British Journal of Dermatology, 2002, 147(1):20-31.

来源：丁香医生