Royal canin babydog milk is fully digestible and gentle on your puppys stomach due to the use of milk as the foods sole protein source reduced lactose content in the powdered milk ensures optimal regular digestion starch is generally not easily digested by puppies as the ability to process starch develops slowly in dogs so 1st age milk contains no starch royal canin babydog milk is as close as you can get to natural dogs milk the micro granule structure allows the powder to dissolve