- High Bioavailability
Selenium is an essential trace mineral that is necessary for the production of the enzyme glutathione peroxidase, a potent free radical scavenger.* Selenium is important for endocrine health, and is especially critical for proper thyroid and prostate function.* It is also known to support the maintenance of normal immune system function and colon health.* This product is in its naturally-occurring form and is appropriate for vegetarians.