High-potency vitamin D promotes a strong immune system, as well as healthy bones.*Vitamin D3 2000 IU provides a convenient way to increase the intake of cholecalciferol—a form of vitamin D—to promote a strong immune system, as well as healthy bones.* Research has shown that increased intake of cholecalciferol boosts calcium absorption.* Contains 2000 IU vitamin D3 (as cholecalciferol) per tablet Convenient, once-daily chewable tablet Delicious chocolate flavor Also available in 1000 IU tablets or 5000 IU chocolate flavored chewable tablets.