*Grain Free* Fussie Cat Premium Tuna with Mussels Formula in Aspic is specially formulated to provide your cat with a healthy digestive system. Fussie Cat Premium Tuna with Mussels in Aspic Canned Cat Food is made with high quality protein and essential fatty acids like Omega 3 to give your feline friend healthy skin and a shiny coat. It's also rich in DHA for healthy eye and brain development. Fussie Premium Cat Tuna With Clams Formula In Aspic is a Grain Free Food. Fussie Cat Premium Tuna With Mussels Formula In Aspic is formulated to meet the nutritional levels established by the AAFCO Cat Food Nutrient Profiles for All Life Stages.