Similac Pro-Total Comfort Infant Formula is the first and only gentle, Non-GMO baby formula with 2’-FL HMO to help strengthen your baby’s immune system to be more like a breastfed baby than ever before. Parents reported a significant reduction in fussiness, gassiness and crying after just 1 day, with continued improvement while feeding. Our exclusive blend of DHA, Lutein, and Vitamin E is important for helping support baby’s brain and eye development. You can trust Similac, the #1 infant formula brand chosen by moms and the #1 brand fed in hospitals. Total US infant formula, all outlets as of 3/31/2018, Nielsen data.