It is an antioxidant formula with 3 active forms of selenium, designed to reduce oxidative stress and protect cells from oxidative damage. Selenium is a trace element that acts as a cofactor in the action of glutathione peroxidase (SOD), an enzyme responsible for the bodys antioxidant defenses. In addition, it is a key structural component of proteins (selenoproteins) that also play an antioxidant role. However, certain selenoproteins are involved in the proper functioning of the thyroid and immune systems, as well as in cell division. Dosage 1 vegetable capsule daily with food or as directed by your doctor.Precautions If you are taking anticoagulants or antiplatelet medications or have a bleeding tendency, consult your doctor before taking this product. Do not exceed the recommended dose. If you notice any unusual symptoms, stop taking it immediately and consult your doctor. During pregnancy and breastfeeding, do not use dietary supplements without medical advice. Nutritional Value & Ingredients One vegetable capsule provides on average: Vitamin E (as D-alpha tocopheryl succinate) 20.1 mg Selenium (as Se-Methyl L-Selenocysteine, SelenoPure 1 L-Selenomethionine (yeast-free), sodium selenite) 200 mcg Selenium (L-selenomethionine) 50 mcg Selenium (sodium selenite) 50 mcg Selenium (Se-Methyl L-Selenocysteine) 100 mcg