Nature's Bounty Selenium 200mcg is a mineral supplement containing 100 tablets. Each tablet provides 200 micrograms of selenium, an essential trace mineral that supports prostate health and immune system function. This supplement offers a convenient way to ensure adequate selenium intake. Selenium is an important trace mineral that acts as an antioxidant in the body. The recommended daily allowance for selenium in adults is 55 micrograms per day. This supplement provides 200 micrograms per tablet, which helps meet daily requirements. Selenium plays a vital role in thyroid hormone metabolism, DNA synthesis, and protecting the body from oxidative damage and infection. As with any supplement, consult with a healthcare provider before use.