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Though peptides in general are gaining traction across a range of therapeutic frontiers, from rare diseases to neurodegenerative conditions such as Alzheimers, the rise of GLP-1s as a blockbuster therapy for chronic weight management has redefined the field of peptide manufacturing
Holst JJ, Deacon CF
Tirzepatide (Zepbound / Mounjaro) Tirzepatide is the closest available drug to retatrutide
In December 2025, Eli Lilly announced positive topline results from TRIUMPH-4 a 68-week Phase 3 trial in adults with obesity and knee osteoarthritis in which retatrutide delivered average weight loss of up to 71.2 lbs alongside substantial reductions in osteoarthritis pain
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