Vitamin E gets an F

Research linking high doses of vitamin E to heart failure is causing new worries about the AREDS vitamins for macular degeneration.

In April, a study published in the New England Journal of Medicine found that super-high doses of vitamin E (2,000 IU daily) had no benefit for people with mild cognitive impairment, a pre""Alzheimer's disease condition. A month earlier, study results in the Journal of the American Medical Association showed that 400 IU of the vitamin daily didn't lower heart or cancer risk for people with vascular disease or diabetes. Worse, the vitamin was associated with a 13% increase in the risk for heart failure "" possibly a chance finding but worrisome nonetheless.

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