Vitamin E is a fat-soluble vitamin that is essential for good health. It is found in leafy green vegetables, nuts, and vegetable oils.

Myths about vitamin E have flourished since its birth as an essential nutrient in 1922, with the discovery that rats could not reproduce without it. Within a decade, vitamin E acquired a mystique as an enhancer and restorer of sexual and reproductive function, an image reflected in its chemical name, tocopherol, from the Greek "to bring forth in childbirth" or,...