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 or Ipamorelin: Meaning, Differences, Benefits, Side Effects, and Which One May Be Better Sermorelin: Understanding How It Works, Its Uses, and What People Need to Know Nirvanix Health Blog The Difference Between HGH and Sermorelin Blog HealthGAINS