rationalia.com

It may well be true that vitamin supplements are useful for people in unusual situations, or with extremely poor diets. For example, my wife has a skin which burns incredibly easily, and avoids the sunlight like a vampire. Despite a pretty good diet, she had a vitamin D deficit as a consequence of ...

http://oregonstate.edu/ua/ncs/archives/2013/dec/review-most-clinical-studies-vitamins-flawed-poor-methodology Review: Most clinical studies on vitamins flawed by poor methodology CORVALLIS, Ore. – Most large, clinical trials of vitamin supplements, including some that have concluded they are of no ...