tirzepatide vs semaglutide comparison effectiveness side effects Retatrutide Tirzepatide: Which Weight-Loss Drug Is Better? Tirzepatide vs. Semaglutide for Weight

doi: 10.1038/nature08987

Maintaining Potency: When stored at the correct refrigerated temperature, the molecular structure of tirzepatide remains stable

A 2025 study found that recreational endurance athletes on GLP-1 medications experienced a 1422% decline in anaerobic threshold during the first 12 weeks performance recovered once athletes recalibrated nutrition protocols

1 Key results: Semaglutide 2.4 mg: -15.8% body weight loss Liraglutide 3 mg: -6.4% body weight loss Treatment difference: -9.4 percentage points in favour of semaglutide The proportion achieving clinically meaningful weight loss: Important note about Ozempic doses The STEP 8 trial used semaglutide 2.4 mg, which is the Wegovy dose for weight management

Bishop C, Hudson VM, Hilton SC, Wilde C