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Unformatted text preview: that have been damaged by free radicals. A deficiency of vitamin E causes cell membranes to break down. Unsaturated fatty acids are very sensitive to attack by oxidizing compounds. When oxidative damage causes the cell membranes of red blood cells to break, it is called hemolysis . Vitamin E sources and needs Vitamin E is a family of four topherols: alpha beta gamma and delta Alpha tocerol- main form for the human body Gamma- main form in plants Vitamin E in plant oils- protects unsaturated fats from oxidation Animal fats and fish oils- practically no vitamin E Vtamin E is suseptable to destruction by oxygen, metals, light, and especially repeated use in deep-fat frying Vitamin E depends on how it was harvested processed stored and cooked RDA for adults- 15 milligrams of alpha-tocerol, the most active form of vitamin E. Equivalent to 22 IU of a natural source and...
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- Spring '08
- Unsaturated fat, Vitamin E