Field & Trial Working 23 combines meat and cereals with the oils, vitamins and minerals essential for the sustained stamina needed during a full day in the field. Beef provides the high levels of quality protein for strong muscles and tissue repair, this together with the correct balance of calcium and phosphorous ensures strong teeth and bones. Field & Trial Working 23 contains everything needed to keep a hard-working dog in the peak of health. It is free from artificial flavourings, colourants and preservatives.