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Retatrutide and GLP-1 news

Short, sourced reports on retatrutide, GLP-1 medicines and peptide research. US regulation and trial readouts come first. Every article links to its primary sources.

• September 29, 2026

  Retatrutide phase 3 results published in NEJM and The Lancet

  Full TRIUMPH-1 and TRIUMPH-2 retatrutide results appeared in NEJM and The Lancet on Sept. 29, 2026, at EASD. Key figures, safety data and the FDA timeline.