- Molecular Formula: C₁₄₉H₂₄₆N₄₄O₄₂S
- Molecular Weight: 3357.9 g/mol
- Sequence: Tyr-Ala-Asp-Ala-lle-Phe-DL-Thr-Asn-Ser-Tyr-Arg-Lys-Val-Leu-Gly-Gln-Leu-Ser-Ala-Arg-Lys-Leu-Leu-Gln-Asp-Ile-Met-Ser-Arg-NH₂
- Molecular Formula: C₃₈H₄₉N₉O₅
- Molecular Weight: 711.86 g/mol
- Sequence: Aib-His-D-2-Nal-D-Phe-Lys-NH₂
- Sermorelin GHRH Adenylyl Cyclase Pathway: Sermorelin isolates the first 29 amino acids of endogenous GHRH, retaining complete biological receptor affinity despite its truncated structure. Upon binding to pituitary class B GPCRs, it upregulates the adenylyl cyclase signaling cascade, converting ATP into cyclic AMP (cAMP). High cAMP levels activate protein kinase A (PKA) to phosphorylate voltage-dependent calcium channels, provoking calcium ion influx into somatotroph cells and driving a 70% to 107% rise in 12-hour physiological peaks.
- Ipamorelin Phospholipase C Target Activation: Operating independently of GHRH receptors, Ipamorelin acts as a highly selective pentapeptide mimic of ghrelin. It targets GHS-R1a receptors, initiating a conformational shift that triggers the phospholipase C (PLC) pathway. This breaks down intracellular matrices into secondary messengers IP3 and DAG. IP3 facilitates rapid calcium mobilization from the endoplasmic reticulum, while DAG activates protein kinase C (PKC), prompting vesicle exocytosis.
- Targeted Pituitary Secretion Biomarkers: In vitro and in vivo models indicate that pairing these dual pathways induces massive, coordinated hormone secretion spikes. Ipamorelin research points to isolated, brief endocrine spikes up to 60-fold above baseline controls, elevating concentration peaks up to 26.6 ng/ml. Concurrently, Sermorelin exposure has been associated with a 100% expansion of nocturnal release and a 28% upregulation in systemic Insulin-Like Growth Factor 1 (IGF-1) markers, stabilizing the growth hormone axis.
- Skeletal Muscle Anabolic & Homeostasis Modeling: Beyond neuroendocrine profiles, both peptides are heavily scrutinized for tissue protection and muscle contractile force preservation. Sermorelin is evaluated for its direct influence on lean mass distribution, dermal modifications, and skin thickness parameters. Concurrently, Ipamorelin is monitored for its ability to correct nitrogen wasting in hepatic structures under catabolic stress, showing a 20% reduction in liver urea-N production (CUNS) and downregulating catabolic enzyme mRNA.
- Verified Purity: ≥ 99% purity guaranteed through mass spectrometry and HPLC profiling.
- USA Vetted: Rigorous independent batch evaluation ensures precise chemical identity, proper molecular weight, and complete freedom from cross-contaminants.
- Research Use Only: This compound is synthesized exclusively for in vitro laboratory experimentation and preclinical evaluation. Make sure to double-check the physical label to confirm this information.




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