Rebuilds weakened enamel, kills bad breath germs, protects against cavities, cleans the whole mouth, and freshens breath. Strengthens teeth and enamel to help prevent cavities. Aids in the prevention of dental cavities when added to a good oral care routine. May cause surface staining to teeth, which is not permanent or harmful and can be prevented by adequate brushing or removed at your next dental visit. Use with Pro-Health™ Products from Crest® and Oral-B to promote healthy teeth and gums.