wb 403WB403 (WB-403) is a novel and potent TGR5 activator with antidiabetic effects. It can improve glucose tolerance and decrease fasting blood glucose, postprandial blood glucose and HbA1cWB403 (WB-403) is a novel and potent TGR5 activator with antidiabetic effects. It can improve glucose tolerance and decrease fasting blood glucose, postprandial blood glucose and HbA1c