Bad breath? Let's try Dental Care by Dog H2O Your dog’s bad breath can be an early sign of periodontal disease. The best way to help prevent this is an ongoing daily dental care. Toothbrush and toothpaste are great but not an easy exercise and certainly not for all dogs. Easy to use: just insert a new tablet every 4 days. It's 99% ODOR, TASTE & COLOR FREE, even the pickiest dog will enjoy their water. Dental Care by Dog H2O is developed to be easy to use for all kinds of dogs and cats. Simply insert a tablet into your Dog H2O or Cat H2O water fountain, an enzyme is slowly released into drinking water, effortlessly cleaning their teeth while simply drinking water. Bonus Calcium supplement for stronger teeth and bones.Dental Care tablets are designed, formulated & made in Australia by a leading pet care manufacturer.