Factors affecting how fast semaglutide works for weight loss If you're taking semaglutide for weight loss, you may notice a reduction in appetite after a couple of weeks, but significant weight loss may take a bit longer
Ann Pharmacother (2017) 51:4019
Your surgeon or health professional may give you other advice based on your circumstances (including if you take weight-loss peptides)
Summary GLP-1 medications like Semaglutide (Ozempic, Wegovy) and Tirzepatide (Mounjaro, Zepbound) help people lose weight by targeting three systems at once: the gut (slowing digestion), the pancreas (improving insulin response), and the brain (reducing food cravings and food noise)
People on these drugs lost weight and did not feel as hungry as usual
Systemic side effects are rare for the same reason the patches don't work: the ingredients aren't reaching your bloodstream in meaningful amounts