GHRP-2 (10mg) is a synthetic hexapeptide classified as a growth hormone secretagogue. Originally developed as an analogue of met-enkephalin, it is widely used in endocrine and metabolic research. In laboratory studies, GHRP-2 has been investigated for its ability to stimulate growth hormone release by activating specific secretagogue pathways.
Early studies demonstrated that administering GHRP-2 can increase pulsatile growth hormone secretion and influence downstream factors, such as insulin-like growth factor-1 (IGF-1), in controlled research settings.
GHRP-2 (10mg) Key Features & Specs
- Subcategory: Muscle Growth & Performance Peptides
- Strength: 10 mg
- CAS: 158861-67-7
- Chemical Formula: C₄₅H₅₅N₉O₆
- Molecular Weight: 817.97 g/mol
- Peptide Sequence: H-D-Ala-D-2-Nal-Ala-Trp-D-Phe-Lys-NH₂
- Synonyms: GHRP2, Pralmorelin, Growth Hormone Releasing Peptide-2
For laboratory research use only.
GHRP-2 (10mg) Research Uses
GHRP-2 has been studied as a tool for examining the regulation of growth hormone release and related endocrine processes. In laboratory models, the peptide has been investigated for its role in stimulating growth hormone secretion and influencing downstream signaling pathways associated with metabolism and cellular growth.
In endocrinology research, GHRP-2 has been used to evaluate the function of the hypothalamic-pituitary axis. Experiments have measured hormone responses following peptide administration, allowing researchers to observe changes in growth hormone, adrenocorticotropic hormone (ACTH), and cortisol levels under experimental conditions.
Additional studies have explored GHRP-2’s potential in metabolic and cardiovascular research, focusing on its effects on oxidative stress, inflammatory signaling, and lipid-related pathways in cell cultures and animal models.
GHRP-2 (10mg) Insights & Observed Findings
In clinical endocrine testing, a typical experimental protocol involves administering a single intravenous dose of approximately 100 µg of GHRP-2 to evaluate hormonal responses. Blood samples collected during the monitoring period are used to measure changes in growth hormone, ACTH, and cortisol levels in research settings related to hypothalamic-pituitary disorders.
Animal studies have investigated GHRP-2 in metabolic and cardiovascular models. In one study with ApoE-deficient mice, repeated GHRP-2 administration at microgram doses increased circulating IGF-1 levels and reduced oxidative stress markers in vascular tissue. However, these findings were observed under controlled experimental conditions and should not be interpreted as evidence of validated clinical outcomes.
Cell-based research has examined GHRP-2’s effects on oxidative stress and cellular signaling. Experiments with vascular smooth-muscle cells and macrophages reported reductions in reactive oxygen species production and changes in lipid-handling pathways when the peptide was introduced into the culture environment.
These findings support GHRP-2’s continued use as a research tool for studying endocrine and metabolic mechanisms.
GHRP-2 (10mg) Handling & Storage
- Store GHRP-2 (10mg) in its lyophilized form at approximately –20 °C in the original sealed vial. The peptide should be protected from light, heat, and moisture to maintain its integrity.
- Before opening the vial, allow it to reach room temperature to minimize condensation.
- Reconstitution should be performed using a sterile, particle-free aqueous solution under appropriate laboratory conditions.
- Reconstituted solutions intended for experimental work should be stored under refrigerated conditions (2–8 °C) and protected from light.
- All handling and disposal procedures should follow institutional laboratory safety and regulatory guidelines.
Compliance Notice: This product is intended for laboratory research use only and is not approved for human or veterinary use. It is not intended for diagnostic, therapeutic, or clinical applications. Any reference to biological activity or potential effects is based solely on preclinical or in-vitro findings and should not be interpreted as validated clinical outcomes. Researchers are responsible for ensuring proper handling, storage, and disposal in accordance with institutional, federal, and international guidelines.
References
- Sinha DK, Balasubramanian A, Tatem AJ, et al. Beyond the androgen receptor: the role of growth hormone secretagogues in the modern management of body composition in hypogonadal males. Transl Androl Urol. 2020;9(Suppl 2):S149-S159. doi:10.21037/tau.2019.11.30
- Bowers CY. Growth hormone-releasing peptide (GHRP). Cell Mol Life Sci. 1998;54(12):1316-1329. doi:10.1007/s000180050257
- WikiMed Medical Encyclopedia. Pralmorelin. WikiMed Medical Encyclopedia. http://medbox.iiab.me/kiwix/wikipedia_en_medicine_2019-12/A/Pralmorelin
- Titterington JS, Sukhanov S, Higashi Y, Vaughn C, Bowers C, Delafontaine P. Growth hormone-releasing peptide-2 suppresses vascular oxidative stress in ApoE-/- mice but does not reduce atherosclerosis. Endocrinology. 2009;150(12):5478-5487. doi:10.1210/en.2009-0283
- Smith RG, Cheng K, Schoen WR, et al. A Nonpeptidyl Growth Hormone Secretagogue. Science. 1993;260(5114):1640-1643. doi:https://doi.org/10.2307/2881716
- Suzuki S, Ruike Y, Ishiwata K, et al. Clinical Usefulness of the Growth Hormone-Releasing Peptide-2 Test for Hypothalamic-Pituitary Disorder. J Endocr Soc. 2022;6(8):bvac088. Published 2022 Jun 6. doi:10.1210/jendso/bvac088