How Retatrutide Targets GLP-1, GIP, and Glucagon: A Molecular Mechanism Breakdown (2025)

Retatrutide (LY3437943) is one of the most advanced triagonist peptides in metabolic research today. Designed to activate three different receptors—GLP-1R, GIPR, and GCGR—it achieves superior weight loss, glucose regulation, and liver fat reduction c...