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 ...

Selenium is a mineral that is essential for fighting infections, thyroid function, hormone metabolism, and cellular health.

Selenium-rich foods, from Brazil nuts to tuna, help maintain thyroid hormone balance, antioxidant defenses, and immune function when consumed in safe amounts. Balancing intake matters: too little ...

The trace element selenium is an essential micronutrient that is required for the biosynthesis of selenocysteine-containing selenoproteins. Most of the known selenoproteins are expressed in the ...