Selenium is an essential mineral; selenomethionine is an amino acid-based type of organic selenium found naturally in food. Selenium supplements come in a variety of forms, including selenomethionine, used for numerous health-promoting purposes

Uses

Selenomethionine is a potent antioxidant and immune system booster and it promotes both heart and liver health, Alternative health-care practitioners use selenium to help treat cardiovascular disease, a variety of cancers, chemotherapy toxicity, diabetes, macular degeneration, cataracts, hypothyroidism, autoimmune thyroiditis, osteoarthritis, rheumatoid arthritis, stroke, atherosclerosis,  and critical illness.