One GREENIES Original Dental Treat a day is all it takes for clean teeth fresh breath and a happy dog. Large breeds can t wait to sink their teeth into these delicious original-flavor dental dog breath chews because they feature a delightfully dry and chewy texture that fights plaque and tartar. Irresistibly tasty and incredibly powerful GREENIES Treats for Dogs are vet-recommended for at-home oral health care and accepted by the VOHC (Veterinary Oral Health Council.) Best of all these natural dog breath treats are made with highly soluble ingredients that are safe and easy to digest. Give your large dog the mouth-wowing treat that helps promote their overall health with GREENIES Dog Treats. Natural Dog Treats Plus Vitamins Minerals and Other Nutrients.