The Dark Side of Linus Pauling's Legacy Stephen Barrett, M.D. Linus Pauling, Ph.D. (1901-1994), was the only person ever to win two unshared Nobel prizes. He received these awards for chemistry in 1954 and for peace in 1962. He contributed greatly to the development of chemical theories. His impact on the health marketplace, however, was anything but laudable. Pauling is largely responsible for the widespread misbelief that high doses of vitamin C are effective against colds and other illnesses. In 1968, he postulated that people's needs for vitamins and other nutrients vary markedly and that to maintain good health, many...