Made with an active-ingredient blend of honey and all-natural spirulina. Made with honey. Made with sprirulina. Fight bad breath at its source. Helps support a healthy oral microbiome. 21 Chews: 3 Week supply. Helps fight bad breath and support a healthy mouth! With a unique design that helps distribute our proprietary blend of active ingredients throughout your dog's mouth, one DentaLife ActivFresh chew a day fights bad breath at its source and supports good oral health. Unique design gives active ingredients time to work. For use in dogs only. Recommended to help manage bad breath.