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What is 3-O-Ethyl-L-ascorbic acid?

Oct 17,2025

3-O-Ethyl-L-ascorbic acid is a stable, water- and oil-soluble derivative of pure vitamin C that offers all of the primary benefits vitamin C is known for, such as brightening, wrinkle reduction, visible firming, fading hyperpigmentation to restore a more even skin tone and offsetting numerous triggers of environmental damage. Usage levels of 3-O-Ethyl-L-ascorbic acid in skin care typically fall between 0.5–5%. Due to its stability, lesser amounts are needed compared with pure vitamin C.

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