Compare · GLP-1 agonist
Liraglutide vs Retatrutide
Both are glp-1 agonist compounds. Here's how they line up on the evidence — graded the same way.
| Liraglutide | Retatrutide | |
|---|---|---|
| Evidence | 10/10 | 7/10 |
| Class | GLP-1 agonist | GLP-1 agonist |
| Summary | A once-daily GLP-1 drug with large RCT support for glucose control, weight loss, and lower cardiovascular risk in high-risk type 2 diabetes. | An investigational triple-hormone agonist with striking weight-loss data in trials, but not yet FDA-approved and with no peer-reviewed Phase 3 results. |
| Full profile → | Full profile → |
Liraglutide
Liraglutide is one of the most thoroughly studied metabolic drugs of the last fifteen years, and it's the direct predecessor to semaglutide. Its two approved uses rest on large, repeated, double-blind randomized trials (carefully controlled studies where neither patients nor doctors know who got…
Retatrutide
Retatrutide (Lilly's lab code LY3437943) is an experimental injectable drug being studied for obesity and type 2 diabetes. It has shown some of the biggest weight-loss numbers seen in any trial so far. But as of June 2026 it is not approved anywhere, and the big Phase 3 results that matter most…