Ethyl Ascorbic Acid is a stable derivative of Vitamin C with excellent antioxidant properties,3-O-Ethyl Ascorbic Acid stability, making it more resistant to oxidation and degradation than traditional Vitamin C in personal care product formulations. Ethyl Ascorbic Acid can maintain its effectiveness for longer, ensuring consumers can fully enjoy the benefits of Vitamin C without having to worry about its effectiveness diminishing over time.