Selenium, while little known by the public, is a well-studied element. It is involved as a catalyst in several important enzymes. The most well-known function is in the liver where selenium catalyzes or activates the glutathione peroxidase enzyme.

Available in:

• 2 oz concentrate in a glass bottle and has 30 servings. Serving size 30 drops (2mL).
• 18 oz regular strength in a HDPE, BPA-free plastic bottle and has 36 servings. Each serving is 1 Tbsp (15mL).