Complex sentence: Its primary function is to prevent the absorption of about 30% of fats from the human diet; thereby reducing caloric intake (a drug designed to treat obesity) is by inhibiting Pancreatic lipase-an enzyme that breaks down triglycerides in the intestine.
Split into simpler sentences: Its primary function is to prevent the absorption of about 30% of fats from the human diet, thereby reducing caloric intake (a drug designed to treat obesity). It works by inhibiting Pancreatic lipase, an enzyme that breaks down triglycerides in the intestine.