Brazil nuts contain high levels of selenium that can cause toxicity and lead to symptoms such as digestive upset and fatigue ...

A study in mice demonstrates that exposure to contaminating mixtures of metals and drug residue increases damage to health, and evaluates the positive effects of a diet enriched in selenium to reduce ...

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 ...