We've combined two essential minerals in one spray for your good health. Colloidal silver is widely used to boost your immune system. Atomidine is a wonderfully potent source of iodine a metabolism-boosting component of the glandular system and a partner in the absorption of calcium which is key to maintaining proper pH and supporting your upper respiratory system. When your defenses are down simply spray this versatile helpmate to restore balance. Contains 540 sprays. CSA Colloidal Silver with AtomidineOther products from HerbsPro