The medium-sized dogs are usually more stable and agile compared to other dogs. Know a wide range of activities: can be sure that pet dogs or dogs are engaged in sport or work. The pet dog tents to be overweight and requires a cotrollata. The hunting dog, running, agility. In the first few months of life the digestive system of medium sized puppies is still very sensitive. The digestive capacity develops slowly? Special nutrients such as starch ect. Are digerite only moderately. Royal Canin Medium Junior contains prebiotics as fruit oligosaccharides, mannan oligosaccharides and dehydrated beet pulp, to facilitate digestion and allow efficient use of nutrients.