Nestle Peptamen® with Prebio1™ Complete Elemental Vanilla Flavor Liquid Nutrition 250mL Can, 250kCal, Lactose-free, Gluten-free Nestle Peptamen® with Prebio1™ Complete Elemental Nutrition has balanced peptide profile which promotes proximal through distal GI absorption and integrity. It has 100 percent whey-based to facilitate gastric emptying and 70 percent of fat from MCT to decrease potential for fat malabsorption