RetatrutidevsTesamorelin
Retatrutide vs Tesamorelin — independent comparison of uses, administration, pricing across providers, and key differences. Last reviewed April 21, 2026.
Quick Verdict
Based on clinical evidence and real patient data
A next-generation triple agonist targeting GLP-1, GIP, and glucagon receptors simultaneously. Phase 3 clinical trials show weight loss exceeding tirzepatide, positioning it as the most potent anti-obesity peptide in development.
An FDA-approved growth hormone-releasing factor analog originally indicated for HIV-associated lipodystrophy. Increasingly used off-label for body composition optimization and visceral fat reduction.
Best choice depends on your insurance, budget, and treatment history.Take the quiz to get a personalized recommendation.
Retatrutide vs Tesamorelin: At a Glance
Full comparison across all key factors.
| Factor | Retatrutide | TesamorelinALLY PICK |
|---|---|---|
| Category | weight-loss | growth-hormone |
| Also Known As | LY3437943 | Egrifta |
| Administration | Subcutaneous injection (weekly) | Subcutaneous injection |
| Prescription | Required | Required |
| Providers | 3 providers | 4 providers✓ Better |
| Common Uses |
|
|
Data sourced from FDA prescribing information and peer-reviewed clinical trials. Prices reflect telehealth platform costs as of April 21, 2026. See our methodology.
Pricing by Provider
3 providers offer both Retatrutide and Tesamorelin.
| Provider | Retatrutide | Tesamorelin | Consultation | Lab Testing |
|---|---|---|---|---|
 | $450/monthly | $350/monthly | Video Telehealth | Yes |
 | $480/monthly | $380/monthly | Video Telehealth | Yes |
 | $550/monthly | $420/monthly | Video Telehealth | Yes |
 | Not offered | $349/monthly | Async Telehealth | Yes |
Key Differences
Retatrutide
A next-generation triple agonist targeting GLP-1, GIP, and glucagon receptors simultaneously. Phase 3 clinical trials show weight loss exceeding tirzepatide, positioning it as the most potent anti-obesity peptide in development.
Tesamorelin
More ProvidersAn FDA-approved growth hormone-releasing factor analog originally indicated for HIV-associated lipodystrophy. Increasingly used off-label for body composition optimization and visceral fat reduction.
Which Is Right for You?
Choose Retatrutideif…
- You want a weight-loss medication
- You prefer subcutaneous injection (weekly) administration
- 3 providers available on our platform
- Your primary goal is weight loss
- Your primary goal is metabolic health
Choose Tesamorelinif…
- You want a growth-hormone medication
- You prefer subcutaneous injection administration
- You want more provider options (4 available)
- Your primary goal is visceral fat reduction
- Your primary goal is growth hormone stimulation
Frequently Asked Questions
What is the difference between Retatrutide and Tesamorelin?
Which is cheaper, Retatrutide or Tesamorelin?
Can I switch from Retatrutide to Tesamorelin?
Medical Disclaimer
This comparison is for informational purposes only and does not constitute medical advice. Always consult with a qualified healthcare provider before starting, stopping, or changing any medication. Individual results may vary. The information presented reflects publicly available data and may not account for your specific health situation.
Related Guides
Retatrutide: The Triple-Agonist GLP-1 That Could Change Everything
Complete guide to retatrutide — Eli Lilly's triple-agonist (GLP-1/GIP/glucagon) with 28.7% weight loss in trials. Clinical data, how it compares, and when it might be available.
Read guide →Retatrutide Cost: What Will Eli Lilly's Triple-Agonist Cost When It Launches?
No official pricing exists for retatrutide — it hasn't been FDA-approved. Based on Lilly's existing portfolio, expect a list price of $1,000-1,500/mo with LillyDirect pricing potentially reducing that to $299-449/mo. Here's what we know, what we can project, and how to prepare.
Read guide →Retatrutide Dosing Guide: Titration Schedule, Dose Steps & What to Expect
Complete retatrutide dosing guide based on TRIUMPH Phase 3 clinical trial protocols. Titration schedule from 1mg to 12mg, dose adjustments, side effects at each step, and comparison to semaglutide and tirzepatide dosing.
Read guide →