What is Retatrutide?Retatrutide is a "triple agonist" peptide. Unlike earlier medications like Semaglutide (GLP-1 only) or Tirzepatide (GLP-1 and GIP), Retatrutide targets three distinct hormone receptors to maximize metabolic impact: GLP-1 (Glucagon-like Peptide-1): Increases satiety and slows digestion. GIP (Glucose-dependent Insulinotropic Pol