Tesamorelin vs. Sermorelin: What's the Difference? 🧬 Both tesamorelin and sermorelin are peptides that work through growth hormone (GH) pathways—but they're used for very different goals 🔹 Tesamorelin What it is: A US$ 21.27 Min. order: 1 piece ★★★★★ 4.4 (285 reviews) Sold : Login>>