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 ...

Medically reviewed by Femi Aremu, PharmD Selenium supports thyroid function and may prevent conditions like hypothyroidism.Selenium may boost the immune system by increasing T-cells and natural killer ...

Selenium is a mineral that may support several aspects of human health. Most adults need around 55 micrograms (mcg) per day. Sources include nuts, eggs, and some fish. Selenium is a nutrient that ...