Margherita Di Costanzo is a researcher at the University of Parma (Parma, Italy) and a pediatrician at the Department of Pediatrics and Neonatology, Guglielmo da Saliceto Hospital, Piacenza, Italy. She is currently in charge and responsible for the Pediatric Allergy, Gastroenterology and Nutrition Outpatient Clinic. She received her Degree in Medicine and Surgery, Postdoc Degree in Pediatrics and PhD in Clinical and Experimental Medicine, with a Curriculum in Pediatric Translational Sciences. Her research interests include pediatric allergy, pediatric food allergy, probiotics, gut microbiota, pediatric gastroenterology, allergology and nutrition. Her scientific output includes 46 publications with 2677 citations (h-index 22) (Scopus, November 29, 2023).