why are glp-1 medications so expensive How Employers Can Manage Costs in Their Health Plans Millions could benefit from GLP-1

Production within the body declines with age, and most supplements are not stable enough to be effective

This produces a measurable rise in IGF-1 within weeks

It also notes that newer agents such as tirzepatide face additional restrictions in many states, which can extend the process further for those products

For others, the medications can support meaningful weight reduction, often 10 to 20 percent of total body weight in clinical trials

This temporal pattern is consistent with the well-described phenomenon of GI adaptation to GLP-1 receptor activation, in which chronic receptor stimulation leads to desensitization of the vagal afferent pathways that mediate nausea and the enteric nervous system circuits that regulate gastric emptying and motility