Sensitive SalmonLooking for an easily digestible cat food that doesn't add grain to your cat's diet? Hill's Science Diet Sensitive Stomach & Skin Grain Free dry cat food provides precise nutrition for digestive health & optimal skin care. This cat food made with natural ingredients uses prebiotic fiber to fuel a grown cat's gut bacteria and add balance to their microbiome. Natural, grain free fiber help your cat's digestion and improve litter box cleaning.