Babies can be mysterious creatures. They have few needs but the variations on those needs can be endless. So any clues into their wellbeing are helpful. One big source of information is your baby’s diaper – your baby’s poop can help you understand what is happening inside his or her body. First let’s follow the path of normal digestion. Food goes in the mouth and digestion actually begins here! Enzymes in our saliva start to break down the starches in cereal and bread (enzymes are chemicals that break our food down into smaller, more digestible parts).