alpha-tocopherol
definition of alpha-tocopherol
1. the form of vitamin E that is found in the largest amount in humans and is the most active form of vitamin E. It is an antioxidant.1
alpha-tocopherol equivalent
definition of alpha-tocopherol equivalent
1. a unit of measure used to compare the effects of different forms of vitamin E with the effects of alpha-tocopherol, the most active form of vitamin E.1
alpha-tocopherol transfer protein
definition of alpha-tocopherol transfer protein
1. a substance made in the liver that attaches to vitamin E (alpha-tocopherol), carries vitamin E to the body’s tissues, and helps vitamin E stay at a normal level in the body.1