Researchers from the University of Toronto and St. Michael’s Hospital conducted a review of 179 studies on popular vitamin supplements that were published between January 2012 and October 2017. Studies covered a vast spectrum of supplements, including vitamins A, B1, B2, B3 (niacin), B6, B9 (folic acid), C, D and E; and mineral supplements β-carotene; calcium; iron; zinc; magnesium; and selenium. Multivitamins that contained a wide variety of the vitamins and minerals were also reviewed.
Study: Multivitamins, Other Common Supplements Have No Health Benefits
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