Selenium is a mineral you can consume by eating many foods. It can help support the healthy functioning of your body, including your metabolism, immune system, and thyroid function. Though you may ...

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 ...

Objective: The intent of this review is to evaluate the scientific evidence for the assessment of adequacy of selenium status and of the requirements for selenium. From this evidence, attempts have ...