Once again the U.S. Preventive Services Task Force (USPSTF) has concluded that there is no good evidence to support the routine use of multivitamins or most individual or combination vitamins by healthy adults to prevent cardiovascular disease or cancer.
The USPSTF also recommended against the use of two specific vitamins — beta-carotene and vitamin E. Beta-carotene has been linked to a significant increase in the risk for lung cancer among smokers, while “a large and consistent body of evidence has demonstrated that vitamin E supplementation has no effect on cardiovascular disease, cancer, or all-cause mortality.”
For other vitamins or multivitamins, the task force found few significant harms, though they said the evidence was insufficient to allow definitive assessments of the risks and benefits.
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[…] Vitamin Supplements Come Up Short Once Again […]