Solgar Selenium, Yeast-free, 100 mcg, 100 TabletsSolgar YeastFree Selenium, 100 mcg, 100 Tablets, provides an essential trace mineral that supports the immune system and protects cells from oxidative stress caused by free radicals. Free radicals are unstable molecules that can damage cells and are linked to premature aging. Selenium is naturally found in foods like Brazil nuts, eggs, fish, and poultry. Adequate selenium levels help maintain healthy hair and nails and support metabolism. This product