There's some evidence that strontium supplements—promoted as a “natural” way “to maintain strong bones"—may help improve bone density. But there are also concerns about strontium's safety. We look at the latest evidence on this metallic element.
Even doctors who are generally unenthusiastic about supplements are likely to advise many patients to take calcium to help protect their bones. But an analysis of 11 studies concluded that calcium supplements can increase the risk of heart attacks.