gastric inhibitory polypeptide

noun
variants: also gastric inhibitory peptide

Medical Definition of gastric inhibitory polypeptide

: an intestinal polypeptide hormone that stimulates insulin secretion by the pancreas in response to the presence of glucose in the gut especially following meal ingestion … mice without receptors for the incretins, glucagon-like peptide 1, and gastric inhibitory polypeptide show impaired insulin secretion and abnormal glucose tolerance without insulin resistance.— Hanna Huopio et al., The Lancet, 25 Jan. 2003 abbreviation GIP

called also glucose-dependent insulinotropic polypeptide