Enfamil Tri-Vi-Sol with iron vitamin drops are specially designed to help meet the nutritional needs of your growing infant. They are an ideal vitamin supplement for breastfed infants. Tri-Vi-Sol with iron drops (0.5 mL) provide vitamin d as a recommended by the american academy of pediatrics for the exclusively breastfed infant and for infants who consume less than 17 fl oz formula per day. One daily dose of Tri-Vi-Sol with iron drops provides an excellent source of vitamin a, c and d and iron is fruit flavored. It comes from the makers of enfamil formulas and is manufactured under strict pharmaceutical standards to assure quality and potency.