what's better tirzepatide or retatrutide vs. tirzepatide: how they're different Is Stacking Retatrutide and Tirzepatide
Description
If your protocol calls for doses above 10 mg and your vial is 10 mg/ml, you either need a larger syringe or a higher concentration vial

Patients should discuss the regulatory implications with their prescribing provider and ensure they obtain compounded medications from reputable, licensed pharmacies

Normalizing for time, retatrutide produces approximately 0.5% body weight loss per week at its highest dose, compared to roughly 0.25% for semaglutide and 0.31% for tirzepatide
The population pharmacokinetic analysis published by Schneck et al

Popovic DS, Patoulias D, Popovic LS, Karakasis P, Papanas N, Mantzoros CS

Oxidation attacks specific amino acid residues