Sermorelin LeadWest Medical Sermorelin, Ipamorelin, and Tesamorelin are all growth hormonereleasing peptides, which are designed to stimulate the bodys own production of growth hormone rather than replacing it directly like Sermorelin vs Tesamorelin what's the real difference? Both peptides support growth hormone optimization, but they're designed for different goals: Sermorelin Stimulates natural GH release Supports sleep, recovery, CJC 1295, Sermorelin, and Tesamorelin Peptides: Effects on the GHIGF 1 Axis CJC 1295 IPAMORELIN Blend The Aesthetics Co.