Semaglutide is the newest FDA-approved treatment for weight loss
Retatrutide and tirzepatide both target hormones involved in appetite and blood sugar control, but there are key differences
Metabolic Regulation: Activation of hypothalamic MC4R suppresses appetite (anorexigenic) and increases energy expenditure via sympathetic nervous system stimulation of brown fat thermogenesis
1 But Ozempic offers more than just blood sugar control: These benefits have made it hugely popular, and by 2025, NHS records show over 3 million prescriptions issued annually-making it one of the fastest-growing drugs in the system
This article explains the regulatory status of retatrutide, the principles of peptide reconstitution in clinical settings, and the serious risks associated with obtaining or self-administering unlicensed injectable compounds
Read more Lenzi A, Sgr P, et al