The levels of selenium in the soil in some parts of the world is declining - a possible consequence of intensive farming. Recent research has demonstrated the mineral plays a vital role in human ...

Medically reviewed by Jonathan Purtell, RDN Key Takeaways Both raw and roasted cashews contain the essential minerals iron ...

Selenium is an essential mineral that supports thyroid function and immunity. As an antioxidant, selenium helps protect cells from damage that can lead to chronic diseases. Most people can get enough ...

Selenium is a trace mineral that our bodies need to maintain good health. It's found naturally in soil and many foods. Consuming selenium helps with thyroid function, immune health, and defends our ...

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 ...