1st Choice Dental Health All Breeds Chicken Formula (Adult) Thanks to this DENTAL HEALTH formula, oral hygiene has never been easier! Fed on a regular basis, it helps adult dogs of all breeds maintain healthy teeth and gums while freshening their breath. Furthermore, this formula contains our Prebiotic Fiber Balance. Thanks to a clever blend of soluble and insoluble fiber, each kibble offers an optimal supply of prebiotic fiber contributing to the intestinal flora’s balance. For better digestive health, a strong immune system, and increased vitality.