this mineral is a cofactor for glutathione peroxidase Selenium Supplements Women & Men 200mcg Per Serving, 500 Softgels | Made with Coconut Oil | Essential Trace as L-Selenomethionine | 16+ Month Supply Essential Minerals: Inorganic Cofactors for

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Jan 2018;128(1):217-227

Most people with vitamin B12 deficiency do not have cancer

Tindemans I, Joosse ME, and Samsom JN

One such small selenium-based molecule that mimics glutathione peroxidase is heavily studied Ebselen, which has been a topic of many clinical trials