A few fat globules in stool might not be a significant report. Kindly provide the complete report mentioning the cysts, ova, pus cells and red blood cells if any.
Normally fat is completely absorbed from the intestine, and the stool contains virtually no fat.
In certain types of digestive disorders, however, fat is incompletely absorbed and remains in the stool.
You need not change the milk if there is no evidence of lactose intolerance
. For all formula feeds, strict hygiene has to be maintained while preparing the feeds. Proper hand washing should be religiously followed.