Calcium Supplements Aren’t Doing Your Bones Any Good, Studies Say
September 2015 -- Two new studies published Tuesday in the journal The BMJ add to growing skepticism over whether older adults should increase calcium via supplements in order to prevent osteoporosis and risk for bone fractures.
For older adults, a daily intake of 1,000 to 1,200 mg of calcium has long been recommended. But the two papers, written by the same team of New Zealand researchers, find little evidence to support the recommendations. Recent concerns over calcium intake have emerged, suggesting that “small reductions in total fractures seem outweighed by the moderate risk of minor side effects,” the study authors write. Those side effects can include constipation as well as more severe complications, like cardiovascular issues.
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