Applaws Cat Tuna Fillet with Salmon in Jelly. Applaws Tuna with Salmon in Jelly contains nothing more than the ingredients listed and is a natural complementary pet food for adult cats. Composition Tuna Fillet* 55%, Salmon* 5%, Rice Flour*, Vegetable Gelling Agent. Analytical Constituents Protein 13% Crude Fibre 0.1% Crude Fat 2% Crude Ash 1% Moisture 82% Additives None