NutriSource? Lamb Meal & Rice Formula provides super premium nutrition in a scientifically formulated, easy-to-digest food. NutriSource? uses the finest quality ingredients including lamb meal as the primary source of protein and high quality rice as the primary cereal carbohydrate ingredient. NutriSource? Lamb Meal & Rice Formula contains no corn, wheat or soy. The specific protein and carbohydrates are selected for their ease of digestibility.