Lilly’s tirzepatide-eloralintide combo hits 29% weight loss in 31 weeks
More potent than retatrutide?
On The Pen GLP-1 News
September 30, 2026 · 1 min read
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Eli Lilly just put another number on the board that is going to get a lot of attention in obesity medicine: 29% average weight loss at Week 31 with a combination of tirzepatide and the selective amylin receptor agonist eloralintide. In the same Phase 1b study, tirzepatide 15 mg alone produced roughly 17.8% weight loss over the same period.
The comparis…
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