D-alpha-tocopherol succinate

D-alpha-tocopherol succinate (also called d-alpha tocopheryl succinate or d-alpha tocopherol acid succinate) is an organic compound derived from vegetable oils that acts as a source of vitamin E. Most ingested d-alpha tocopherol succinate is converted to alpha-tocopherol in the intestine before being absorbed 1. Alpha-tocopherol, like other forms of vitamin E, demonstrates antioxidant activity 2. Alpha tocopherol acid succinate is approved for use as a food additive by the U.S. Food and Drug Administration (FDA) 3.


  1. PDR for Nutritional Supplements. Montvale, NJ: Physicians’ Desk Reference, Inc, 2008.
  2. Handbook of Pharmaceutical Excipients. Washington, DC: Pharmaceutical Press and American Pharmacists Assn, 2006.
  3. Food and Drug Administration. EAFUS: A Food Additive Database. 10-17-2008. 12-4-2008.