Retatrutide (LY3437943) is an investigational triple receptor agonist peptide with activity at the GLP-1, GIP, and glucagon receptors. It is utilized in metabolic and endocrine research to study integrated signaling mechanisms related to energy balance, nutrient response, and glucose regulation in experimental models.

Provided in lyophilized form, this peptide is suitable for analytical and laboratory research conducted by trained professionals in accordance with institutional protocols.