Shopping for a multivitamin has crossed the line from being confusing to becoming mind-bending. On a recent visit to a CVS store in the New York City area, our reporter counted no fewer than 50 ...

The second study, the Physicians' Health Study II, found that neither vitamin C nor E reduced the risk of colon, lung, prostate, or other cancers in men. And women haven't fared much better ...

Americans are buying more fish-oil supplements than ever, but in industry-standard tests of 15 top-selling brands conducted by an outside lab for Consumer Reports, five fell a bit short.