Vitamin E refers to a group of fat-soluble tocopherols and tocotrienols, with alpha-tocopherol being the most biologically active form. It is available as natural d-alpha-tocopherol from vegetable oil distillates or as synthetic dl-alpha-tocopheryl acetate được sản xuất bởi chemical synthesis.
Vitamin E is the body's primary lipid-soluble chất chống oxy hóa, protecting cell membranes from oxidative damage. It is extensively used in dietary thực phẩm bổ sungs, food fortification, animal feed premixes, and cosmetic sản phẩm. Various commercial forms are có sẵn dạngcluding oils, powders (CWS), and dry dispersible cấp độs to suit different application requirements.