GIP was originally isolated as a gastric inhibitory polypeptide. After the discovery of its glucose-dependent insulinotropic activity, known as the incretin effect, GIP was renamed glucose-dependent insulinotropic peptide.
Gastric inhibitory peptide
Abbreviation: GIP
Additional names: gastric inhibitory polypeptide,gastrointestinal inhibitory peptide, glucose-dependent, insulinotropic peptide