What is sermorelin?
Sermorelin is a synthetic peptide of 29 amino acids. It matches the first 29 residues of human growth hormone-releasing hormone (GHRH), written GHRH(1-29). This is considered the shortest fragment of GHRH that keeps its full activity at the GHRH receptor.
Sermorelin product specifications
- Compound: sermorelin, GHRH(1-29)
- Length: 29 amino acids
- Molecular formula: C149H246N44O42S
- Molecular weight: about 3357.9 g/mol
- CAS number: 86168-78-7
- Vial size: 5mg
Regulatory status
Sermorelin was once sold in the US as a prescription medicine under the brand name Geref. The manufacturer stopped production by 2008 for business reasons, and it is no longer marketed there as an approved medicine. GHRH and its analogues, including sermorelin, are prohibited at all times in competitive sport by the World Anti-Doping Agency. This product is sold for laboratory research use only.
Related peptides
- CJC-1295 without DAC (Mod GRF 1-29) is sermorelin with four amino-acid substitutions.
- CJC-1295 with DAC adds an albumin-binding linker to that modified sequence.
- Tesamorelin is another GHRH analogue.
- Combined products: Sermorelin & Ipamorelin, Sermorelin & GHRP-2, Sermorelin & GHRP-6 and Sermorelin, GHRP-6 & GHRP-2.
Handling and research-use notice
Store and handle this material as stated on the label and certificate of analysis for your batch; see our guide to storing research peptides. Sermorelin from Moh Peptides Supply is sold for laboratory research use only. It is not a medicine or supplement and is not for human or veterinary use.




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