A: Retatrutide is a triple agonist peptide that targets GLP-1, GIP, and glucagon receptors to support metabolic function and weight regulation
Furthermore, in the real-world studies reviewed, no cases of thyroid cancer, including medullary thyroid carcinoma, were observed [132]
[1] [2] The mechanism of action makes GLP-1 medications highly effective for glycaemic control and weight reduction
Retatrutide Half-life: ~68 days Dosing: Once weekly subcutaneous injection Profile: Triple receptor activity supports more dramatic weight loss outcomes, with sustained pharmacologic coverage across the dosing interval Why the Comparison Matters While Retatrutides half-life is similar to semaglutide and tirzepatide, its efficacy appears greater because of its triple agonism
19 , who independently identified that an aza-Ala8 substitution in GLP-1 analogs confers resistance to proteolysis and prolongs peptide half-life in vitro while retaining agonist activity