February 8, 2010 — A dietary supplement containing toxic levels of selenium 200 times greater than the concentration listed on the label caused a widespread outbreak of acute selenium poisoning, ...

Vitamin E can heighten the risk in men with low baseline selenium levels; selenium supplements can raise the risk in men with high baseline levels of the trace element SEATTLE – Feb. 21, 2014 – A ...

Over 35,000 men from more than 400 sites throughout the United States, Canada, and Puerto Rico were randomly assigned to 1 of 4 groups: selenium 200 μg/day, vitamin E, selenium and vitamin E, or ...

Data on the value of dietary supplements in reducing the risk of developing prostate cancer have been conflicting; however, two large randomized trials have indicated that prostate cancer risk is not ...

High-dose supplementation with both the trace element selenium and vitamin E increase the risk of high-grade prostate cancer. But importantly, this risk depends upon a man’s selenium status before ...