Similac Total Comfort infant formula is designed to be easy for your babys little tummy to digest, while providing the nutrition they need to grow and develop. This gentle protein formula is made from 100% whey protein that is already broken down into smaller pieces.Similac Total Comfort was recently reformulated to include 2-FL, a breast milk-inspired innovation designed to help build babys developing immune system, making this our most advanced tummy friendly formula ever.Similac Total Comfort is non-GMO* and contains an exclusive blend of DHA, lutein and natural vitamin E.