For fussiness & gas. OptiGro: DHA for brain; lutein for eyes; vitamin E: for development. Breast milk is recommended. If you choose to use infant formula, the makers of Similac have a formula that's right for your baby. Have product-related questions? Call 1-800-515-7677 8:30 am-5:00 pm, Eastern time, weekdays; www.Similac.com. Gluten free. C. cohnii oil is a source of DHA, M. alpina oil is a source of ARA.