Vitamin C Ethyl Ether is both hydrophilic and oily, and its chemical properties are extremely stable. Vitamin C Ethyl Ether, chemical name: 3-O-ethyl ascorbic acid ether, as a derivative of vitamin C, is lipophilic and hydrophilic, which expands its application range, especially in daily chemical applications. Ordinary Ethyl Ascorbic Acid Ether is difficult to be absorbed by the skin and has extremely low bioavailability. The hydrophilic and lipophilic properties of vitamin C ether make it easier to penetrate the stratum corneum and enter the dermis. After entering the skin, it is easily decomposed by biological enzymes to play the role of vitamin C, thereby improving its bioavailability. In addition, vitamin C ether also shows extremely high stability compared to ordinary vitamin C. According to Cosmetics & Toiletries, Ascorbic Acid Powder is more stable than α-arbutin, AA2G and vitamin C itself, and is a vitamin C derivative that does not change color. It has excellent anti…