Thousands of Amazon shoppers and a PEOPLE editor’s 56-year-old mom swear by the $35 Vichy Vitamin C Serum. This serum ...

Whether you're battling redness-prone skin, sun spots or discoloration, there's likely one simple ingredient missing from ...

Why We Love It: This vitamin C serum did more than brighten skin—it demonstrated what an easy, effective skin care routine can look like. In addition to being one of the more affordable options ...

For a vitamin C serum to be effective, dermatologists say there are a few key things to consider: Want more from NBC Select? Sign up for our newsletter, The Selection, and shop smarter.

Despite its efficacy, vitamin C is notoriously unstable and can quickly go from a hyperpigmentation-zapping wonder ingredient to a $60 bottle of smelly serum. That’s why it’s important to find ...