Experts say these antioxidant-packed potions can tighten and brighten skin — here are the best ones to try.

But vitamin C is one of those actually necessary ingredients ... SkinCeuticals C E Ferulic was explained to me, as a young beauty editor, as liquid gold. The one product you forsook all others ...

The liquid serum and the vitamin C powder come separately, and once you mix them together, they maintain efficacy for up to six months. If you’re a vitamin C serum veteran who’s ready for the ...

It was Albert Szent-Györgyi back in the 1930s who discovered the world of benefits associated with ascorbic acid aka vitamin C. The Hungarian biochemist, who won a Nobel Prize in medicine for his ...