"We meticulously evaluated the body of scientific evidence," said study lead author Joonseok Kim, M.D., assistant professor of cardiology in the Department of Medicine at the University of Alabama at Birmingham. "We found no clinical benefit of multivitamin and mineral use to prevent heart attacks, strokes or cardiovascular death."
The research team performed a "meta-analysis," putting together the results from 18 individual published studies, including randomized controlled trials and prospective cohort studies, totaling more than 2 million participants and having an average of 12 years of follow-up. They found no association between taking multivitamin and mineral supplements and a lower risk of death from cardiovascular diseases.
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"It has been exceptionally difficult to convince people, including nutritional researchers, to acknowledge that multivitamin and mineral supplements don't prevent cardiovascular diseases," said Kim. "I hope our study findings help decrease the hype around multivitamin and mineral supplements and encourage people to use proven methods to reduce their risk of cardiovascular diseases -- such as eating more fruits and vegetables, exercising and avoiding tobacco."
According to the United States Food and Drug Administration, unlike drugs, there are no provisions in the law for the agency to "approve" dietary supplements for safety or effectiveness before they reach the consumer, nor can the product's label make health claims to diagnose, cure, mitigate, treat or prevent a disease. As many as...
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