SQ-VC E99 (Vitamin C Ethyl Ether) is an amphiphilic (hydrophilic and lipophilic) vitamin C derivative,By replacing the vitamin C of 3 - hydroxy structure. And, to prevent the oxidation of vitamin C and the activity is destroyed. SQ-VC E99 is not only more convenient to use in the formulation, but also easier to penetrate from the stratum corneum to the dermis. After entering the skin, it is broken down into vitamin C by biological enzymes and plays its role.
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