Prevent hairballs and support healthy digestion for the finickiest felines with Vets Best Cat Hairball Relief Digestive Aid. They will love our classic chicken flavor recipe; you will love not having to clean up after them. Formulated by veterinarians and loved by cats.Psyllium Husk, Marshmallow Root, Slippery Elm Bark, Allzyme (Enzyme Blend), Papaya Extract (Papain), Apple Fiber Powder, Calcium Carbonate, Cellulose, Liver Powder, Magnesium Stearate, Natural Flavor, Silicon Dioxide, Yeast (Torula)" Ingredients: ",Psyllium Husk, Marshmallow Root, Slippery Elm Bark, Allzyme (Enzyme Blend), Papaya Extract (Papain), Apple Fiber Powder, Calcium Carbonate, Cellulose, Liver Powder, Magnesium Stearate, Natural Flavor, Silicon Dioxide, Yeast (Torula)