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3-O-Ethyl-L-ascorbic Acid
3-O-Ethyl-L-ascorbic acid is an antioxidant and whitening ingredient. It is a derivative of vitamin C. Its structure has an ethyl group substituted with the 3-hydroxyl group of vitamin C. 3-O-Ethyl Ascorbic Acid Ether has the antioxidant properties of vitamin C, which scavenges free radicals and protects the skin from oxidative stress.