NOW Selenium 200mcg is a dietary supplement containing 90 vegetarian capsules of this essential trace mineral. Selenium plays a vital role in supporting antioxidant activity, immune system function, and maintaining healthy thyroid function. Key features: • 200mcg of selenium per capsule • 90 vegetarian capsules per bottle • Yeast-free formula • Essential mineral supplement • Supports antioxidant activity • Supports immune system health Selenium is an essential trace mineral that works as an antioxidant, particularly when combined with vitamin E. It plays a critical role in supporting immune system function, thyroid hormone production, and reproductive health. The recommended daily allowance for adults is 55mcg per day. This supplement provides a higher dose of 200mcg per capsule, which should be taken as directed by a healthcare professional. Store in a cool, dry place away from direct light.