Dietary Supplement. No: milk, egg, fish crustacean shellfish, tree nuts, peanuts, wheat, soybeans, artificial colors or flavors, added sugars or preservatives. Provides daily maintenance for stronger immune health. Made EpiCor clinically tested to promote immune function. Includes immune boosting vitamins C & D3, selenium & zinc. Natrol Immune Boost: The stronger and healthier your immune system, the better you and your family are able to fight off daily challenges. High potency vitamin C and D-3, selenium and zinc. 1st Line of Defense: Epicor helps enhance the production of immunoglobulin A (IgA) in saliva (EpiCor has been clinically shown to support the activity of Natural Killer [NK] cells and other immune cells in a small group of healthy adults. NK cells are part of the body's natural immune defense). High potency vitamins C & D-3, selenium & zinc support a healthy immune system. 2nd Line of Defense: Epicor helps activate your immune defense's Natural Killer cells (EpiCor has been clinically shown to support the activity of Natural Killer [NK] cells and other immune cells in a small group of healthy adults. NK cells are part of the body's natural immune defense). Antioxidant Power: EpiCor supports antioxidant powers to help protect against cellular oxidation (EpiCor has been clinically shown to support the activity of Natural Killer [NK] cells and other immune cells in a small group of healthy adults. NK cells are part of the body's natural immune defense). Gut Health: Gut Health is important for immune health. EpiCor has been shown to act like a prebiotic in a sophisticated digestive system model (EpiCor has been clinically shown to support the activity of Natural Killer [NK] cells and other immune cells in a small group of healthy adults. NK cells are part of the body's natural immune defense). What is EpiCor? EpiCor is a clinically studied immune-promoting yeast complex a super food for immune health. How EpiCor Works: EpiCor has been clinically shown to increase the activity of Natural Killer cells and other immune cells in healthy adults. Natural Killer cells are part of the body's natural immune defense. EpiCor also supports the body's production of the antibody IgA, found in mucous membranes, whick is an integral part of the body's first line of defense. Studies Recommended: 500 mg per day EpiCor Super Food Yeast Complex. www.natrol.com. (These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.)