D-Alpha-Tocopheryl Acetate is a natural vitamin E with high bioavailability. The body retains and uses it more effectively than synthetic forms. People often take it to support immune function and protect cells from oxidative stress.
This form is fat-soluble. For best absorption, take it with a meal that contains fat. Common doses range from 100 to 400 IU. The adult RDA is 15 mg (22.4 IU), and the tolerable upper intake level (UL) is 1,000 mg (1,500 IU). Exceeding the UL for extended periods may raise the risk of hemorrhagic stroke.