semaglutide mice dose Transdermal Administration in Mice: Reduces Body Weight by Suppressing Appetite and Enhancing Metabolic Rate Chronic semaglutide alters ingestive behavior

That's especially concerning because vitamin D plays a critical role in bone health

doi:10.1016/S0167-4838(01)00181-9 39

Muscle Loss = Less Energy Output Weight loss on GLP-1s includes some muscle loss unless you actively work to prevent it

Nov 5 2019;25(6):673-693

The reason retatrutide and the approved GLP-1s are titrated up over months is side effects: in the Phase 2 trial, jumping to high doses without titration nearly doubled gastrointestinal side effects for the same weight loss (The Lancet, 2023)

As a triple agonist, it targets glucose-dependent insulinotropic polypeptide, glucagon-like peptide-1, and glucagon receptors