There is an even more interesting (damning?) article - "Dont Take Your Vitamins". http://www.nytimes.com/2013/06/09/opinion/sunday/dont-take-your-vitamins.html

There is an even more interesting (damning?) article - "Dont Take Your Vitamins". http://www.nytimes.com/2013/06/09/opinion/sunday/dont-take-your-vitamins.html?pagewanted=all&_r=2& http://www.nytimes.com/2013/06/09/opinion/sunday/dont-take-y... Two years later the same journal published another study on vitamin supplements. In it, 18,000 people who were at an increased risk of lung cancer because of asbestos exposure or smoking received a combination of vitamin A and beta carotene, or a placebo. Investigators stopped the study when they found that the risk of death from lung cancer for those who took the vitamins was 46 percent higher.