GIP is really an incretin that is secreted from the proximal modest intestine in the existence of nutrients within the intestine. GIP was initially named gastric inhibitory peptide because it was assumed to lessen gastric acid secretion; nevertheless, later studies demonstrated that its most important outcome is stimulating insulin secretion https://www.google.com/maps/d/u/0/edit?mid=10dO8m1HL2Q7Xg0UHUvDuZb09r_rHftg&usp=sharing