Tesamorelin vs. Sermorelin: What's the Difference? Both tesamorelin and sermorelin are peptides that work through growth hormone (GH) pathwaysbut they're used for very different goals Tesamorelin What it is: A This patient started on Tesamorelin peptide and the difference speaks for itself less midsection fat, more visible tone, and improved muscle definition in just one month. Peptides like Tesamorelin work by Peptides Lifestyle Healthcare FAT BURNER BLEND peptide therapy This stack is combined with AOD9604 MOTs C Tesamorelin this combination targets visceral fat and increases your body's metabolism. In doing so, lipolysis