A systematic review and meta-analysis of 35 and 32 randomised controlled trials, respectively, to evaluate the effect of selenium supplementation on thyroid function. "Our systematic review and ...

Exercise offers many benefits via the production and release of a complex blend of molecules from muscles that affect a range of brain functions. Daily, moderate exercise may also delay the cognitive ...

Men taking selenium or vitamin E supplements might double their risk of prostate cancer, depending on the levels of selenium already in their bodies, a new study suggests. Men who already have high ...

The NIH Office of Dietary Supplements published a fact sheet in March 2025 reviewing the evidence behind vitamins C, D, and A ...

SUPPLEMENTS are being subjected to increasing scrutiny as their potentially dangerous side effects continue to be unveiled. Some have been shown to induce disease, rather than protect against it. In ...

Taking selenium supplements may increase the risk for developing diabetes among those whose levels of the nutrient are already adequate, a Lancet review suggests. Although maintaining appropriate ...

Brazil nuts have a very high selenium content. Fish and shrimp are good sources of selenium. You can also get selenium from meats like pork, beef liver, and poultry. Selenium is a mineral that is ...