Single-source ingredient - 100% pure and natural Angus beef. Our beef is raised free-range and delivered FRESH to our kitchens, then flash-frozen and gently freeze-dried. Our fresh beef arrives in richly nourishing WholePrey™ ratios of meat, organs, and cartilage that mirror nature providing a natural source of virtually every nutrient your dog needs. Gently freeze-dried in our own kitchens without cooking or preservatives, to lock in natural, delicious goodness for a pure and tasty treat.