What does vitamin C serum do for your face?

4 Best Vitamin C Serums   Skinceuticals C E Ferulic: Our dermatologist recommends Skinceuticals C E Ferulic. This is what they (and our editors) call the gold standard vitamin C serums and is suitable for all skin types. “I think it’s great,” Howe explains. He says it feels light and non-greasy, but “delivers the maximum … Read more