The gastric inhibitory peptide (GIP) is a potent stimulator of insulin secretion and poor inhibitor of gastric acid secretion.Human: H-Tyr-Ala-Glu-Gly-Thr-Phe-Ile-Ser-Asp-Tyr-Ser-Ile-Ala-Met-Asp-Lys-Ile-His-Gln-Gln-Asp-Phe-Val-Asn-Trp-Leu-Leu-Ala-Gln-Lys-Gly-Lys-Lys-Asn-Asp-Trp-Lys-His-Asn-Ile-Thr-Gln-OH or H-YAEGTFISDYSIAMDKIHQQDFVNWLLAQKGKKNDWKHNITQ-OH