NAN®OPTIPRO 3 is a specialized growing up milk designed for toddlers from 1 to 3 years old. In addition to a variety of beneficial ingredients like Bifidus BL, Lipid Smart (DHA), Vitamins (A & D), and Minerals (Iron, Calcium, Zinc), NAN®OPTIPRO 3 also contains a specialized blend of proteins called OPTIPRO®. This ingredient is important as proteins play a significant role in making all our body systems work properly, including immune defenses, digestion, and metabolism.