is phentermine a glp 1 GLP-1? The Facts for 2026 Phentermine vs GLP-1: Key Differences

Ozempic targets only GLP-1 receptors , which: Tirzepatide is a dual pathway medication, acting by mimicking the function of two hormones : This dual action helps: Tirzepatide is a dual-action medication working through GLP-1 and GIP pathways SURPASS-2 Trial: Tirzepatide versus Semaglutide (Ozempic) for diabetes In clinical trials, Tirzepatide gave improved results compared to Semaglutide (Ozempic) for diabetes control and weight loss

Digestive/GI support : Since slowed GI motility and reduced intake may be concerns, products that support healthy digestive function, fiber, gut lining, microbiome

[DOI] [PubMed] [Google Scholar] 247.Gribble F.M., Williams L., Simpson A.K., Reimann F

Long-term benefits remain unclear

Due to their impact on both incretin systems, Dual GIP and GLP-1 agonists like tirzepatide (sold under brand names Mounjaro or Zepbound) are much more effective for weight loss