There’s no “best” time to take vitamin C supplements. It’s a water-soluble vitamin that you can take at any time, with or ...

My favorite vitamin C serum , Sunday Riley C.E.O., really works for my sensitive skin — but it’s my job to investigate if ...

Looking for magic in a bottle? Just a few drops of these expert-recommended vitamin C serums will make your skin look ...

Taking supplements is often touted as a way to boost the immune system, but Jeffrey Bland says that’s not possible. Here’s ...