A comestible, water-based composition containing natural ingredients providesan effective amount of at least one active ingredient selected to reduce the proliferationof bacteria in the mouth of animals to treat and improve the dental health of animals.The composition can be administered to animals in the form of their daily intakeof water and may be especially packaged for ready use and consumption by animalsin pre-packaged and portable doses. Compositions containing natural ingredientsand formulated as toothpastes for animal dental care are also provided.