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

Medically reviewed by Allison Herries, RDN Key Takeaways Brazil nuts have a very high selenium content. Fish and shrimp are ...

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 ...

You can obtain selenium through your diet by eating foods like Brazil nuts, bananas, and eggs. Some people with certain health conditions may have difficulty absorbing selenium. Selenium is an ...

Selenium is a nutrient that is naturally present in many foods, added to others and is also available as a dietary supplement in pill, powder and liquid form, explains Perri Halperin, a nutritional ...

Photoconductivity was discovered by William Adams and Richard Day in 1876, who found that selenium produced an electric current when the light was allowed to fall on it. The importance of this ...

The role of selenium in health was first recognized as a toxic one by the recognition of its adverse effects. Being a trace element, only a minute amount is needed to maintain its important ...

Selenium, a trace element, has significant benefits for thyroid, immune, heart, and brain health when consumed in recommended amounts. However, its excess can cause severe health issues, including ...

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 ...