Thorne Selenium is a mineral supplement offering selenium in capsule form. Each capsule contains 200 mcg of selenium. Selenium is an essential trace mineral that functions as an antioxidant, supporting immune health and protecting cells from damage. This product comes in a bottle of 60 capsules, providing a straightforward option for daily selenium intake. Selenium is crucial for thyroid hormone metabolism and overall cellular defense mechanisms. This supplement helps ensure adequate levels of this important nutrient as part of a balanced diet.