Advanced Cleaning Fresh Breath Dental Treats are tasty treat for your dog that also helps keep their teeth clean and healthy. Your dog's chewing motion mimics brushing action to help fight plaque and tartar buildup. Carefully selected ingredients include: flaxseed to act as a cleanser baking soda and parsley to improve breath Jinsei Green Tea Extract for overall dental health Large treats are great for dogs 25 lb. and above. Not suitable for dogs less than 6 months of age or under 5 lb.