retatrutide side effect What effects are reported with Retatrutide? Retatrutide Side Effects Research |

2025;135(21):e194749

OMEGA-3 Supports heart and metabolic health

Stomach Pain on Reta vs Other GLP-1 Compounds Cross-trial comparisons have significant limitations, but directional data helps contextualize the stomach pain experience on retatrutide: Metric Retatrutide 12 mg Semaglutide 2.4 mg Tirzepatide 15 mg Overall GI events ~67% ~74% ~51% Nausea ~46% ~44% ~31% Diarrhea ~33% ~30% ~23% Vomiting ~22% ~24% ~12% Discontinuation due to GI AEs ~8% ~7% ~6% Key observation: Despite targeting three receptors instead of one or two, retatrutide's overall GI adverse event rate is comparable to semaglutide and modestly higher than tirzepatide

The pharmacokinetic profiles differ enough that what worked for one may need adjustment for the other