Similac for Supplementation Non-GMO is designed for to provide a gentle introduction to formula for breastfeeding moms who choose to introduce formula. This unique formula features OptiGRO, an exclusive blend of important ingredients found in breast milk: DHA; Lutein to support eye health; and Vitamin E, an important nutrient found in breast milk to support developing cells, and it also contains calcium for strong bones - no palm olein oil; nucleotides to help support the immune system, prebiotics to help promote digestive health; and carotenoids naturally found in breast milk.