Similac Pro-Total Comfort* is a gentle formula with 2'-FL human milk oligosaccharide† (2'-FL HMO), an immune-nourishing prebiotic like that found‡ in breast milk that supports baby’s developing immune system. Comfort your baby’s fussiness and gas§ with Similac Pro-Total Comfort—it has an easy-to-digest blend of carbohydrates that’s gentle on your baby’s tummy. * Not for infants or children with galactosemia. † Not from human milk. ‡ At significant levels. § Due to lactose sensitivity. || Milk ingredients are derived from milk of non-rbST-treated cows, which is not different from milk of rbST-treated cows. ¶ Ingredients not genetically engineered.