High-dose supplements of selenium and vitamin E increase the risk of high-grade prostate cancer, depending on a man's selenium level, U.S. researchers say.

Selenium supplements, especially in higher doses, may increase the risk for prostate cancer-related death if administered after diagnosis, according to the results of a collaborative study.Men who ...

Selenium supplements may reduce the risk of heart disease by inhibiting the oxidation of LDL (bad) cholesterol, suggests a small study from Italy.

The researchers found that a selenium supplement he was taking contained kelp, which is a rich source of iodine and significantly increased his iodine levels.

Taking high doses of selenium may help slightly lower cholesterol levels -- but it's still not recommended in the United States, where most people get plenty of the mineral, according to the ...

New York City physician Dr. Michael Aziz said adding the supplement or getting more of it in your diet has longevity effects, with one study estimating that it can add 4.7 years to someone's life.

Actress Keke Palmer is opening her purse and spilling her supplement secrets. In addition to housing SPF, a swath of $2 bills, freeze-dried miso soup, and contact lenses “because all the baddies are ...

There is no convincing evidence that taking high doses of selenium -- a popular dietary supplement -- can prevent cancer, according to a new review.

As TV doctor, Mehmet Oz provided platform for questionable products and views Now a Republican candidate for the U.S. Senate in Pennsylvania, Oz has made his medical background and his popular TV ...

Taking a daily supplement of selenium will not ward off cancer, say experts who have reviewed the available evidence.

Giving selenium supplements to mice reversed impaired cognition due to ageing, raising the possibility that supplements may have a similar effect in people. Supported content References ...