mineral supplements, such as B12 and iron.Related InformationGiardiasisUpper Gastrointestinal (UGI) SeriesCreditsByHealthwise StaffPrimary Medical ReviewerE. Gregory Thompson, MD - Internal MedicineSpecialist Medical ReviewerW. David Colby IV, MSc, MD, FRCPC - Infectious DiseaseLast RevisedSeptember 9, 2011Top of PageNext Section: