Inclusion Criteria:  Diagnosis of diabetes (pre-transplantation type 2 diabetes or new onset diabetes after transplantation) Insulin use for at least 3 months since liver transplantation Subjects must be on a total insulin dose of >=0.3 U/kg/day for at least 3 months. Body mass index (BMI) >=18.5 kg/m2  Exclusion Criteria:  Type 1 diabetes Estimated glomerular filtration rate (eGFR) <45 ml/min/1.73 m2, calculated by the Chronic Kidney Disease - Epidemiology (CKD-EPI) equation Liver aminotransferases >3 times the upper limit of the reference range (upper normal limit AST or ALT >=40 units/L) History of recurrent urinary tract infection History or current acute or chronic pancreatitis Pregnancy Presence of major contraindications to magnetic resonance imaging (cardiac pacemakers, claustrophobia, foreign bodies and implanted medical devices with ferromagnetic properties).