- Molecular Formula: C₁₅₂H₂₅₂N₄₄O₄₂
- Molecular Weight: 3367.954 g/mol
- Sequence: H-Tyr-D-Ala-Asp-Ala-Ile-Phe-Thr-Gln-Ser-Tyr-Arg-Lys-Val-Leu-Ala-Gln-Leu-Ser-Ala-Arg-Lys-Leu-Leu-Gln-Asp-Ile-Leu-Ser-Arg-Lys(Mal)-NH2
- Molecular Formula: C₃₈H₄₉N₉O₅
- Molecular Weight: 711.86 g/mol
- Sequence: Aib-His-D-2-Nal-D-Phe-Lys-NH2
- Pituitary G-Protein Signal Transduction: CJC-1295 targets GHRH receptors on somatotroph cells in the anterior pituitary. Upon binding, conformational shifts activate intracellular G-proteins, stimulating second messengers like cAMP and IP3. This cascade activates protein kinases to phosphorylate specific transcription factors within the nucleus, upregulating the transcription of genes associated with growth hormone synthesis. This mechanism ultimately triggers secretory vesicle fusion, prompting high-amplitude, pulsatile GH release.
- Somatotroph Proliferation & Body Composition: In GHRH gene ablation (GHRHKO) murine research models, regular introduction of CJC-1295 has been observed to normalize skeletal dimensions, lean mass distribution, and overall weight growth profiles. Immunohistochemistry analysis indicates that CJC-1295 triggers a distinct increase in total pituitary RNA and GH mRNA levels, pointing to a localized proliferation of endogenous GH-producing somatotroph cells.
- Receptor Selectivity & Growth Baseline: Ipamorelin functions as a highly specific agonist of the growth hormone/ghrelin secretagogue receptor (GHS-R1a). It behaves as a molecular mimic of natural ghrelin to drive baseline expression levels of GH. A key area of study is its unique selectivity profile; unlike early-generation compounds, Ipamorelin shows zero impact on auxiliary pituitary hormones, leaving cortisol, prolactin, follicle-stimulating hormone (FSH), luteinizing hormone (LH), and ACTH levels completely unaffected.
- Gastric Emptying & Smooth Muscle Motility: Beyond endocrine pathways, Ipamorelin’s ghrelin receptor affinity makes it a premier model for digestive system research. Preclinical postoperative models suggest Ipamorelin reverses the sharp smooth muscle contractile inhibition caused by surgical intervention. By restoring acetylcholine and electrical field stimulation responses, it significantly accelerates delayed gastric emptying and supports energy balance modeling via serum leptin regulation.
- Verified Purity: ≥ 99% purity guaranteed through mass spectrometry and HPLC profiling.
- USA Vetted: Every batch is independently verified to ensure accurate compound stability and structural concentration.
- Research Use Only: This compound is synthesized exclusively for in vitro laboratory experimentation and preclinical evaluation.




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