Selenium is a mineral found in the soil. It naturally appears in water and some foods. While people only need a very small amount, selenium plays a key role in your metabolism. Brazil nuts are are one ...

The global supplement market reached more than $485 billion in 2024, and some six in 10 adults are taking at least one dietary supplement a month, according to the U.S. Centers for Disease Control and ...

Our modern, industrial diets can be full of calories but paradoxically low in some important minerals. Having enough of these minerals, such as magnesium, is vital to good physical and mental health.

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 ...

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 ...

If there’s one mineral that doesn’t get nearly enough attention in everyday health conversations, it’s selenium. It’s not as flashy as iron or calcium. It doesn’t trend like magnesium or zinc. But for ...

Holly has a degree in Medical Biochemistry from the University of Leicester. Her scientific interests include genomics, personalized medicine, and bioethics.View full profile Holly has a degree in ...