Similac is the first leading infant formula brand with no artificial growth hormone* (*no significant difference has been shown between milk derived from rbST-treated and non-rbST-treated cows)Similac Sensitive Infant Formula is a milk-based formula for your baby's first year that is specially designed for fussiness and gas due to lactose sensitivityNUTRIENTS: Features OptiGRO, our exclusive blend of DHA, Lutein and Vitamin E, special nutrients found in breast milk that are important for helping support baby's brain and eye developmentTRUSTED FORMULA: Similac is the #1 brand chosen by moms§ (§Total US infant formula, all outlets as of 3/31/2018, Nielsen data)