When it comes to achieving bright, glowing skin, a vitamin C serum is key. But not all vitamin C serums are created equal—and ...

We still do not know why humans lost the capability of synthesizing vitamin C. This event probably had evolutionary significance. Grano, A. & De Tullio, M. C. Ascorbic acid as a sensor of ...

The new Tatcha Brightening Collection has such major antioxidant power that it brightens and firms skin, plus reduces dark circles, in just one week. Japan has been hailed as an epicenter of ...