1st Choice Puppy Medium & large breeds Chicken formula specially designed this formula to meet the nutritional needs of medium and large breed PUPPIES. DHA, calcium and phosphorus are meticulously balanced to support bone growth and promote brain development and vital functions. A unique blend of antioxidants also helps neutralize free radicals and slow down cell damage. In addition, this delicious chicken formula is enriched with prebiotic fiber to aid digestion and ensure good intestinal health. When introduced at an early age, this formula helps puppies build a strong foundation for long-term overall health!