Similac Alimentum is a nutritionally complete, hypoallergenic formula for infants with severe food allergies, including those with colic symptoms due to protein sensitivity. Alimentum contains a predigested milk protein that is broken down into tiny pieces to virtually eliminate allergic reactions in most babies who are allergic to cow's milk protein. Also available as a ready-to-feed and in a new value size that has over 60% more! (63% more product as compared to Alimentum 12.1oz powder) Similac Alimentum is a nutritionally complete, hypoallergenic formula for infants with severe food allergies, including those with colic symptoms due to protein sensitivity Contains a predigested milk protein that is broken down into tiny pieces to virtually eliminate allergic reactions in most babies who are allergic to cowâs milk protein Starts reducing excessive crying due to cowâs milk protein sensitivity in most infants within 24 hours (based on a clinical study with Similac Alimentum Ready-to-Feed without DHA/ARA in a small group of infants experiencing colic symptoms due to cowâs milk protein sensitivity. Data on File, Study Includes DHA and ARA, special nutrients found in breast milk that are important for helping support brain and eye development