Pedigree DentaStix Fresh. Pedigree DentaStix Fresh has been specially developed to help fight tartar build up, gum disease and bad breath in dogs. DentaStix offers a unique X shape and special texture that helps to clean the teeth and reduce the build up of tartar which can lead to gum disease. DentaStix also contains active ingredients, sodium tripolyphosphate and zinc sulphate, which slow down the build up of tartar by bonding with the calcium in saliva and making plaque softer and easier to remove. DentaStix Fresh contains a blend of Green Tea Extract and Eucalyptus Oil which have been proven to help freshen breath by reducing the bacteria in the mouth that causes bad breath. DentaStix contains no added sugar, colours or artificial flavours and is a great tasty treat for your dog.