Many companies claim their product can firm, brighten, and boost collagen production (viaEveryday Health).

But how can one little vitamin do all this?

When applied as a serum, the antioxidant works to balance free radicals and improve the elasticity of skin.

Oranges

It can reduce inflammation, wrinkles, and improve the appearance of dull and tired skin.

Basically, vitamin C works wonders (via theNational Library of Medicine).

When perusing the serum aisles, there are a few qualities to look for in your purchase.

citrus

If you’ve been havingskin troubles, why not look into adding a vitamin C serum to your regime?