March 21, 2005 |
Large doses of vitamin E -- widely touted as an elixir of youth -- do not protect against heart attacks and cancer and might actually raise the risk of heart failure in people with diabetes or clogged arteries, researchers have found. The study, published in the March 16 issue of the Journal of the American Medical Assn., is just the latest to cast doubt on the safety and effectiveness of vitamin E supplements and other antioxidants.
March 18, 1998 |
Vitamin E pills reduced prostate cancer risk by a third and the disease's death rate by 41% in a study of thousands of smokers, researchers report. The same study, in Finland, found that a form of vitamin A had no effect on reducing cancer. "There may be a pattern developing of some kind of broad cancer preventive effect from vitamin E," said Dr. Demetrius Albanes, a National Cancer Institute researcher and co-author of the study.
April 28, 2003
A University of California anatomy professor researching reproduction in rats discovered vitamin E in 1922. In humans, the powerful antioxidant is essential for healthy eyes and skin, as well as a strong immune system. Vitamin E exists as eight individual compounds abundant in a variety of fruits and green vegetables, including avocados, mangos and turnip greens.
November 4, 2002 |
In pill form, antioxidants may not do much to prevent Parkinson's disease, new research indicates, but at least one shows promise when eaten in food. When researchers analyzed the food frequency questionnaires and supplement records of more than 100,000 participants in an ongoing health study, they discovered that getting large amounts of antioxidants from pills, even when combined with food sources, didn't help prevent Parkinson's disease.
September 30, 1988 |
One or two capsules of Vitamin E daily can at least partially reverse the decline in immunity that normally occurs during aging and thereby might make it easier for the elderly to fight off disease, a researcher from the U.S. Department of Agriculture said Thursday at a meeting of the American Chemical Society in Los Angeles. Department of Agriculture nutritionist Simin N.
October 20, 1999 |
A diet rich in vitamin E foods such as nuts and whole grains can lower the risk of lung cancer among smokers by about 20%, a new study says. In the study of more than 29,000 male smokers in Finland, researchers found that those who had high blood levels of alpha-tocopherol, the main form of vitamin E, reduced their incidence of lung cancer by 19% to 23%.