Royal Canin Size Health Nutrition Medium Adult Dog Dry Food 1kgDry Food For Dog Complete feed for dogs For adult medium breed dogs (from 11 to 25 kg) From 12 months to 7 years old PRODUCT DETAILS At 12 months, your Medium sized dog has now become an adult in terms of its physical growth. Good nutrition during this life stage is still as essential as it was when your dog was growing. Ensuring that your dogs diet provides the right nutrients in the right levels is key to supporting and maintaining good health.