What distinguishes Ipamorelin from earlier GHRPs (such as GHRP-2 and GHRP-6) is its receptor selectivity. Published research has consistently characterized Ipamorelin as one of the cleanest GHSR-1a agonists available, with minimal documented effect on cortisol, prolactin, ACTH, or aldosterone secretion at comparable GH-releasing doses. This selectivity makes it a valuable tool compound for investigators who want to isolate ghrelin-receptor-mediated GH signaling from the confounding endocrine effects associated with less selective secretagogues.

Common research applications include: in vitro studies on GHSR-1a receptor binding and downstream cAMP/IP3 signaling, pituitary cell-culture assays measuring GH release dynamics, rodent models examining pulsatile growth hormone secretion, body composition and IGF-1 axis research, sleep architecture and slow-wave sleep studies (GH is closely tied to deep sleep), and comparative pharmacology benchmarking Ipamorelin against GHRP-2, GHRP-6, Hexarelin, and CJC-1295. It is also frequently studied in combination with GHRH analogs such as CJC-1295 to investigate synergistic GH pulse amplification.

Hydra Pulse Research Ipamorelin ships as a sterile lyophilized powder in a tamper-evident vial, accompanied by a Certificate of Analysis documenting peptide identity, molecular mass, and HPLC purity. Each lot is independently tested before release, and we maintain full batch traceability for documentation and audit purposes. Our manufacturing partners operate under ISO standards, and we do not source from unverified intermediaries.

Researchers exploring the GH/IGF-1 axis often pair Ipamorelin with GHRH analogs to study how the two upstream pathways (ghrelin-receptor secretagogue and GHRH-receptor agonist) combine to amplify pituitary GH release. The pulsatile, physiological-style release pattern produced by Ipamorelin in preclinical models has made it a popular reference compound in protocols that require careful control over GH pulse shape and timing — a contrast to continuous-elevation models produced by exogenous GH administration.

Why investigators choose Hydra Pulse Research for Ipamorelin: every batch is independently verified, every shipment includes a Certificate of Analysis, and every product is manufactured to research-grade specifications — never repackaged grey-market material. Our team is responsive to technical questions about reconstitution, stability, comparative pharmacology, and combinatorial study design across the GHRP and GHRH research classes.

Ipamorelin is sold strictly for in vitro and preclinical research, laboratory study, and educational use. It is not a drug, dietary supplement, food, or cosmetic, and is not intended for human consumption or for the diagnosis, treatment, or prevention of any disease. Purchasers are responsible for ensuring lawful, compliant use within a controlled research environment.

Reconstitution: Ipamorelin is highly water soluble. Use bacteriostatic water for injection-format research or sterile water for in vitro work, depending on protocol. Store the lyophilized vial frozen at -4°F to -20°F for long-term stability and best preservation of peptide integrity. Once reconstituted, refrigerate at 36°F–46°F and use within 28 days. Avoid repeated freeze-thaw cycles, which can degrade peptide structure and introduce variability into experimental data.

Ipamorelin

Ipamorelin is a synthetic pentapeptide (Aib-His-D-2-Nal-D-Phe-Lys-NH₂) classified as a growth hormone-releasing peptide (GHRP) and a selective agonist of the growth hormone secretagogue receptor (GHSR-1a, the ghrelin receptor). Developed in the late 1990s by Novo Nordisk, Ipamorelin has become one of the most widely studied selective GHRPs in the research literature, prized in laboratory settings for its targeted pharmacological profile. Hydra Pulse Research supplies Ipamorelin at 99%+ purity, third-party verified by HPLC and mass spectrometry.

Price range: $42.00 through $53.00

Disclaimer

All products sold on this website are for laboratory research use only. They are not intended for human consumption, medical use, or cosmetic use. By purchasing, you confirm that you are a qualified researcher and understand the proper handling and storage procedures for research-grade materials. No medical claims are made or implied.