Compare GLP-1 Weight Loss Medications
Make informed decisions with detailed, evidence-based comparisons of all available GLP-1 medication options.
Understanding Your Options
With multiple GLP-1 medications available, choosing the right one can feel overwhelming. This hub provides comprehensive comparisons to help you understand the differences in efficacy, side effects, dosing schedules, and costs.
Trial averages from published randomized studies, not guaranteed or typical individual outcomes. Individual results vary.
In-Depth Comparisons
Semaglutide vs. Tirzepatide: Head-to-Head Comparison
Comprehensive comparison of efficacy, side effects, dosing, and regulatory status between the two leading GLP-1 medications.
Managing GLP-1 Side Effects
What to expect from GLP-1 side effects during dose escalation and the practical steps clinicians use to manage them.
Brand Name vs. Compounded GLP-1s
Understanding the differences between FDA-approved brand drugs and compounded preparations, which are not FDA-approved as drugs.
Cost Comparison: All GLP-1 Options
Detailed breakdown of what drives the price of GLP-1 treatment, including insurance coverage and cash-pay pathways.
Best GLP-1 for Weight Loss: Current Rankings
Compare semaglutide, tirzepatide, and other GLP-1 medications, ranked on clinical trial data and real-world results.
Quick Comparison Overview
| Feature | Semaglutide | Tirzepatide |
|---|---|---|
| Mean Weight Reduction in Trial | 14.9% at 68 weeks (STEP 1) | 20.9% at 72 weeks (SURMOUNT-1) |
| Dosing Frequency | Once weekly | Once weekly |
| Mechanism | GLP-1 agonist | GLP-1/GIP dual agonist |
| Regulatory Status | Wegovy and Ozempic are FDA-approved finished drugs. Compounded semaglutide is not FDA-approved as a drug. | Zepbound and Mounjaro are FDA-approved finished drugs. Compounded tirzepatide is not FDA-approved as a drug. |
| Common Side Effects | Nausea, diarrhea | Nausea, diarrhea |
Compounded preparations are made per individual prescription by a state-licensed 503A pharmacy when a licensed clinician determines a compounded preparation is clinically appropriate for that patient. They are not reviewed by the FDA for safety, effectiveness, or manufacturing quality, and they are not generic versions of the brand products. Individual results vary.
Find Your Perfect Match
Talk to a Trimi healthcare provider to determine which GLP-1 medication is best suited for your unique needs and health goals.
Get Personalized RecommendationsMedical Disclaimer: This content is for informational purposes only and does not constitute medical advice. Always consult a qualified healthcare provider before starting any medication or treatment program.
Sources & References
- Wilding JPH et al. Once-Weekly Semaglutide in Adults with Overweight or Obesity. NEJM 2021;384:989-1002.
- Jastreboff AM et al. Tirzepatide Once Weekly for the Treatment of Obesity. NEJM 2022;387:205-216.
- Lincoff AM et al. Semaglutide and Cardiovascular Outcomes in Obesity without Diabetes. NEJM 2023;389:2221-2232.
- FDA Prescribing Information for Wegovy (semaglutide) and Zepbound (tirzepatide).