does glp 1 cause headaches from GLP-1 Injections Headache and GLP-1 receptor agonists:

New tools and models have enabled us to study regulation of GLP-1 secretion by intestinal microbiota, to understand how this process may be defective in PD, and to develop methods for therapeutically modifying disease development or progression using the enteroendocrine system

10.1111/j.1527-3458.2005.tb00267.x 57

ZnT-1 enhances the activity and surface expression of T-type calcium channels through activation of Ras-ERK signaling

lower GI Your upper GI tract, the stomach and the start of the small intestine, is where food is broken down by acid and enzymes and where compounds can pass into the bloodstream quickly