Similac Sensitive Non-GMO With Iron Ready-To-Feed 1 Quart (946mL) Unflavored, 603 Calories Per Quart. OptiGRO is exclusive blend of DHA, lutein and vitamin E: these important ingredients are found in breast milk. DHA for brain development, Lutein to support eye health and Vitamin E, an important nutrient found in breast milk to support developing cells. Formula has: Calcium for strong bones - no palm olein oil, Nucleotides to help support the immune system, Prebiotics to help promote digestive health, Carotenoids naturally found in breast milk. A unique blend of carbohydrates to help manage fussiness,* gas* or mild spit-up. Clinically shown to support growth in infants. Low osmolality (200 mOsm/kg water), Gluten-free, Halal, Kosher. Hypo- and hypercaloric formulas should be used under the direction of a physician.