For cow's milk allergy. Must add water. DHA & ARA. Clinically proven in over 70 clinical studies. Fast management of colic (Due to cow's milk allergy). Nutritionally complete. DHA & ARA to promote brain and eye development. From the maker of Enfamil products. Recyclable. This exclusive formula is available only from the Enfamil brand. Nutramigen 1 is a hypoallergenic, lactose-free formula for newborns and infants who develop cow's milk allergy; it has DHA and ARA, important nutrients also found in breast milk that promote brain and eye development. Nutramigen 1 is proven (Studied before the addition of DHA and ARA) to manage colic due to cow's milk allergy fast - often within 48 hours. If you have a question, we are here for you. Call us toll free: 1-800-Baby123, 8 am to 4:30 pm Monday-Saturday, Central Time. Or visit Enfamil.com.