As we age, so does our skin. For those with mature skin, these changes aren't likely to suddenly disappear any time soon as thinning, wrinkling, and sagging skin are all parts of the natural aging ...

Why We Love It: This vitamin C serum did more than brighten ... end it with brighter skin and fewer signs of aging. This Paula’s Choice serum delivered on both fronts. With continued use ...

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.

It helps protect delicate skin from the sun while battling fine lines and dark spots, fans say — wins all around.

When it comes to achieving bright, glowing skin, a vitamin C serum is key ... Transform dull, tired skin with this best-selling serum from Paula’s Choice, which promises to boost glow and ...