After completing his medical studies at the University of Geneva and training in internal medicine at the Geneva University Hospitals (HUG), Dr Bengoa was a Fellow and Lecturer in Gastroenterology at the University of Chicago for four years and passed the American Board Certification in Gastroenterology and Nutrition. Upon returning to the HUG, he was named Senior Registrar of the Department of Gastroenterology and Director of the Department of Nutrition. Afterwards, he entered private practise as a gastroenterologist at Clinique Générale Beaulieu . He also taught physiology and nutrition at the School of Dietetics, University of Applied Sciences and Arts of Western Switzerland, and participated in the development of the Department of Gastroenterology and Hepatology at the Franco-Vietnamese Hospital in Ho Chi Minh City. Dr Bengoa currently works at GGHA.