A 3-month-old infant with congenital heart disease (CHD) is…

Questions

A 3-mоnth-оld infаnt with cоngenitаl heаrt disease (CHD) is being discharged home with instructions for the parents to provide fortified formula. The parent asks the nurse, “Why does the formula need to be fortified if my baby is already eating well?” Which explanation by the nurse is most appropriate?