This original apple flavored electrolyte mineral replacement helps keep horses hydrated after a strenuous workout. Unbalanced electrolytes and minerals can cause muscle stiffness, tiredness and dehydration. Restores electrolytes, prevents dehydration and aids appetite and water consumption when used as a daily feed supplement. Each 1 oz powder dose contains 12% min potassium, 36.5% max salt, 21% max sodium, 6.9% max calcium, 0.5% min magnesium, manganese, zinc, iron, copper and cobalt.