Nutramigen with Enflora LGG is a 20 Cal/fl oz iron-fortified lactose-free hypoallergenic infant formula designed for infants who have food allergies including cow?s milk allergy. Nutramigen with Enflora LGG has extensively hydrolyzed casein protein to help avoid an immune system response by reducing the allergen exposure and the probiotic branded LGG to help support the strength of the intestinal barrier and support digestive health.