When this hormone binds to receptors in the brain, pancreas, stomach, and elsewhere, several things happen: Appetite is significantly reduced, with many patients reporting a dramatic decrease in food cravings Gastric emptying slows, meaning food stays in the stomach longer and fullness is sustained after smaller meals Blood sugar regulation improves, reducing the energy spikes and dips that typically drive overeating Interest in high-calorie and highly processed foods often reduces, an effect many patients describe as the food noise quietening Mounjaro (tirzepatide) adds a second mechanism by also activating the GIP receptor
Eastman, P
It consists of two functional components: a protein transduction domain that allows it to penetrate cell membranes, and a Dishevelled binding motif that occupies the site where CXXC5 would normally attach
, 21 , 1200-1203, Chen, H., Wang, Z., Cai, H., and Zhou, C