Selsun Blue is best known as an anti-dandruff shampoo, but medically it is a selenium sulfide–based antifungal treatment.

Brazil nuts contain high levels of selenium that can cause toxicity and lead to symptoms such as digestive upset and fatigue if you eat too many.

Medically reviewed by Jonathan Purtell, RDN Key Takeaways Both raw and roasted cashews contain high levels of the essential minerals iron and selenium.Raw varieties contain slightly higher levels of ...

“Selenium is an essential mineral that helps to support your metabolism, immune system, and cardiovascular health,” says Nasser. “Although needed in small amounts, it’s essential for your overall well ...

Selenium is a nutrient that is naturally present in many foods, added to others and is also available as a dietary supplement in pill, powder and liquid form, explains Perri Halperin, a nutritional ...

They contain important minerals like calcium and magnesium, essential amino acids and unsaturated fatty acids. Brazil nuts ...

Taking high doses of selenium or vitamin E can increase the risk of prostate cancer, a new study found. Vitamin E supplements can raise the risk of prostate cancer by as much as 63 percent in certain ...

The role of selenium in health was first recognized as a toxic one by the recognition of its adverse effects. Being a trace element, only a minute amount is needed to maintain its important ...

Selenium is an essential trace mineral that is important for many functions in the body. Recent research suggests that selenium has anti-aging properties and may even protect against age-associated ...

Researchers found that increased consumption of the trace mineral selenium correlates with lower odds of suicidal ideation in ...