While dehydration itself is not typically reported as a direct side effect in clinical trials, the risk stems from the common gastrointestinal side effects that can lead to fluid loss
Caroline Apovian, co-director of the Center for Weight Management and Wellness at Brigham and Womens Hospital
Thats the mechanism behind reduced appetite, but it also explains most of the side effects people struggle with
The most balanced answer is this: tirzepatide is better for patients who need a proven and available treatment now, while retatrutide may turn out to be the more powerful molecule if future trials continue to support the early data
In contrast, truncation of the first two residues of exendin-4 does not significantly alter its affinity but does lower potency for cAMP signalling by ~200-fold 23,24,25
94 articles updated weekly Retatrutide (GLP-3), explained from the research Plain-language answers on the triple-agonist weight-loss drug how it works, side effects, dosing, and where the trials stand