Table 3.

Comparison of types of different exclusive enteral nutrition formulae with respect to protein content

	Elemental	Semi-elemental	Polymeric
Protein	Amino acids	Oligopeptides (hydrolyzed proteins)	Whole protein (casein) or lactoalbumin or whey
Carbohydrate	Glucose polymers	Simple sugars, glucose polymers, or starch	Complex carbohydrates
Fat	Low long-chain triglycerides (LCTs), rich in medium-chain triglycerides (MCTs)	Medium-chain triglycerides	Both MCTs and LCTs
Osmolality (mosm/L)	650–700	375	340