I think what causes cavities is oranges and orange juice. and I agree with the OrganoBalance group I personalty think milk helps your bones and take it from me I'min the football team and i'v seen results. And I think its good that they tested it on rats instead of humans because it could have been poisonous to if given to a humans. candy is not a good idea because to much candy leads to obesity ans can give you diabetes if your not careful.