Sermorelin 5mg is the standard research strength of this GHRH analogue at Peptide Sciences, suited to multi-week GH-axis studies.
Sermorelin in Endocrine Research
Sermorelin has been studied for its effects on GH pulse amplitude, IGF-1 levels, sleep architecture and age-related decline of the GH axis in animal models. Because it acts upstream of the pituitary, it keeps somatostatin feedback intact, which researchers use to compare physiological stimulation against direct GH administration.
Sermorelin 5mg Specifications
| Property | Value |
|---|---|
| Compound | Sermorelin (GHRH 1-29) |
| Class | Native GHRH bioactive fragment; GHRH-receptor agonist |
| Amino-acid count | 29 |
| Molecular weight | approximately 3358 g/mol |
| Supplied form | Lyophilised powder, sealed vial |
| Strength | 5 mg per vial |
| Purity | greater than 99 percent (HPLC and mass-spec verified) |
| Storage | 2 to 8 degrees Celsius lyophilised; minus 20 degrees Celsius long-term |
Benefits of the 5mg Format
The 5mg vial offers a good balance of quantity and cost for routine studies and for combination work with ipamorelin or GHRPs.
Research Considerations
Researchers comparing sermorelin with longer-acting analogues often sample GH frequently over several hours to map pulse amplitude and duration.
Quality Control, COA and Shipping
Peptide Sciences releases a batch only after HPLC purity and mass-spec identity testing confirm the specification. Your order ships with the matching Certificate of Analysis, packed with cold packs to protect the lyophilised material in transit.
Related Research Compounds
Researchers working with sermorelin often compare results with these catalog compounds:
Explore the full Growth Hormone Peptides collection, browse the complete Peptide Sciences research peptide catalog, or review published literature on sermorelin in PubMed.
Research use only. This product is sold strictly for in-vitro laboratory research and development by qualified professionals. It is not for human or veterinary use, not a drug, food or cosmetic, and has not been evaluated by the FDA to diagnose, treat, cure or prevent any disease. Buyers must be 21+ and comply with all applicable laws.









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