DENTALIFE dental cat treat with added active probiotics, which keep your cat's digestive tract healthy and strengthen immune health. Dental cat treats are endorsed by VOHC which is specially designed to help the tooth penetrate the treat, surrounding all sides of the tooth to reduce tartar buildup. The crunchy and porous texture allows the tooth to penetrate for an effective clean. With added calcium and taurine; natural with added vitamins, minerals and nutrients in Tasty Chicken or Savory Salmon Flavors, your cat will love every tooth-scrubbing bite.