Vitamin C Brightening Skin SerumDull Skin No More! Hello Glowing Skin! Our skin is under constant assault from outside enemies like air pollution and sun exposure, along with standard aging. These things can all rob our skin of its luster by creating free radicals, unstable molecules that steal electrons from your cells and cause damage. Vitamin C has a reputation for helping even out skin tone by fading sun spots, brightens your skin, and other dark spots on the skin. Say goodbye