Active ingredient (each tablet): Calcium carbonate 750mg
Inactive ingredients: adipic acid, aspartame, FD&C yellow 6 aluminum lake, flavor, magnesium stearate, maltodextrin, microcrystalline cellulose, soribitol
As a calcium supplement: (2 tablets): Calcium 600mg
Chew 2 to 4 tablets as symptoms occur or as directed by a doctor