The first and only patent protected limited antigen treat to provide dental care benefits in one nutritious enjoyable chew: Irresistible taste Odofactants neutralize stomach odors and freshen breath Abrasive action and patented ingredients, HMP and patented acetic acid, decreases buildup of dental plaque, blocks formation of tartar and physically removes both Brightens teeth No beef or beef byproducts No preservatives, artificial flavors or colors Created by a board-certified veterinary dentist & other expert veterinarians Improves digestibility Limited Antigen for allergic dogs