Just Duck Natural Wet Dog Food (395g) Our just duck recipe contains just 90% duck with added minerals and each serving is gently steamed to retain as much natural flavour and goodness as possible. Easy to digest and gentle on even the most sensitive of tummies.,Composition: Duck (90)%, minerals. Analytical Constituents: Crude Protein 11%, Crude Fibres 0.2%, Crude Fat 10%, Crude Ash 3.5%, Moisture 75%. Nutritional Additives: None.