Blog — selenium supplement

As A Selenium Supplement - Brazil Nuts

Posted by Ben White on

By Theodore Zava, ZRT Laboratory. Selenium is a trace essential element that is incorporated into selenoproteins. There are at least 25 known selenoproteins in the human body, their primary roles being antioxidant enzymes such as glutathione peroxidase and thyroid deiodinases that convert thyroxine (T4) to active thyroid hormone (T3). Deficiencies in selenium can be detrimental to health, while selenium excess can be just as dangerous. Brazil nuts are commonly used as a form of selenium supplementation, but it isn’t commonly known that the level of selenium in Brazil nuts is highly variable.   Why Are Brazil Nuts High in Selenium?...

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