Provide your puppy with the nutritional intake necessary for a balanced life and perfect digestion at the beginning of its journey with Hills Science Plan Perfect Digestion Puppy! It is a complete food for medium-sized puppies up to 12 months of age. Benefits: 100% balanced nutrition with high-quality proteins to support optimal growth With ActivBiome+, a unique blend of prebiotics from Hills that helps nourish the unique gut microbiome for a healthy digestive tract With brown rice, easy on little stomachs, thus supporting the weaning process Trying this food for the first time? Mix increasing amounts of the new food with decreasing amounts of the old food over a period of 7 days. Fresh water should be available at all times! It is normal for pets nutritional needs to change with age. Ask your veterinarian for advice at each check-up.