Abbot Nutrition's Similac Alimentum Formula helps alleviate hypersensitivity to cow's milk protein that may cause colic, digestive problems, and food allergies. Available in both gentle Similac Alimentum powder and Similac Ready-to-Feed formulas, this baby formula is ...Abbot Nutrition's Similac Alimentum Formula helps alleviate hypersensitivity to cow's milk protein that may cause colic, digestive problems, and food allergies. Available in both gentle Similac Alimentum powder and Similac Ready-to-Feed formulas, this baby formula is hypoallergenic, contains no cow-milk proteins, is gluten-free, and is nutritionally complete for healthy brain development and infant body growth.