This Great new indoor diet features three great Protein sources - Chicken, Salmon and Turkey. It has been specifically formulated to meet your cat's indoor energy requirements. This maintenance formulation contains no wheat and has been fortified with Salmon and Turkey. It is both Low in Ash and Low in Magnesium. Cats absolutley love this food and its good for them. We have added Pea Fibre which helps both tartar control AND Hairball Control as well as Taurine.