Ascorbic Acid

ASCORBIC ACID

Data confidence:High

Function

Antioxidant (Vitamin C)

EWG Safety Score

1/10Low concern

About this ingredient

Ascorbic acid is a water-soluble antioxidant vitamin that brightens skin, reduces hyperpigmentation, and supports collagen synthesis. It protects against free radical damage from UV exposure and environmental stressors, making it a popular active ingredient in serums and skincare formulations.

Found in 2+ sunscreens