Cagrilintide: The Peptide That Makes You Forget About Food. I call it the silence between cravings. Cagrilintide is a long acting amylin analog which means it works alongside leptin and GLP 1 to Custom Peptide Synthesis: Exploring Cagrilintide, Semax, Melanotan II, and Retatrutide We have had multiple patients asking about the new GLP1 called Retatrutide. I have posted some good information below and will answer any questions you may have. Even the brand name of Retatrutide 10 mg 99% purity EU research supply High Purity Polaris Peptides Retatrutide, Cagrilintide, GHK Cu & More for Research Use Manufactry