Royal Canin Breed Health Nutrition Yorkshire Terrier Puppy Dry Dog Food is tailor-made nutrition created just for your Yorkie pure breed puppy. This exclusive breed-specific diet is uniquely formulated for small breed puppies with specific nutrients to small dogs thrive. The specialized kibble shape and texture are designed for your Yorkshire Terrier’s short muzzle and level bite， making it easy for toy breeds to pick up and chew. An exclusive mix of antioxidants and vitamin E supports his developing immune system and keeps his body growing strong. Optimal levels of omega-3 and omega-6 fatty acids， plus biotin， help maintain healthy skin and coat. And high-quality proteins and prebiotics support healthy digestion to help promote optimal stool quality and reduce unpleasant stool odors. Once your Yorkshire Terrier puppy is over 10 months old， transition him from puppy dog food to Royal Canin Yorkshire Terrier Adult Dog Food for precise nutrition into their adult years.