Nutramigen® with Enflora™ LGG® is a hypoallergenic, lactose-free formula for newborns and infants who develop cow's milk allergy; It includes the probiotic Lacctobacillus GG to help support digestive health. Nutramigen is proven* to manage colic due to cow's milk allergy fast--often within 48 hours. Clinically Proven* in Over 70 Clinical Studies For Cow's Milk Allergy Fast Managements of Colic+; Nutritionally Complete; Probiotic LGG to Help Support Digestive Health From the Maker of Enfamil™ Products