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Tocopheryl acetate is the ester of Tocopherol (q.v.) and acetic acid and is classified as both an ester and heterocyclic compound. It is used as an antioxidant and a miscellaneous skin-conditioning agent and is known by its more common name, vitamin E - although international cosmetic labeling regulations prohibit the word "vitamin" on the label of cosmetic products.
As the acetate form, Vitamin E acetate is very stable, as it will not react with oxygen. Hence, it will last for years in cosmetic preparations. Vitamin E acetate is metabolized back to active Vitamin E once it is absorbed by cells in the epidermis.
Vitamin E acetate is an excellent moisturising and hydrating agent. It penetrates into the epidermis and serves to bind water in the skin. From 0.5% to 5