Selenium is a mineral that’s essential to health in numerous ways. Your body incorporates selenium into special types of proteins called selenoproteins. Selenoproteins are necessary for important ...

Selenium is a naturally occurring element present in sedimentary rocks, shales, coal, and phosphate deposits and soils. There are around 40 known selenium-containing minerals but all are rare and ...

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 ...

Selenium supports thyroid hormone production and immune system processes. Some studies link low selenium levels with higher thyroid disease risk, including thyroid eye disease. Studies using 100 ...