GHK-CU
Copper tripeptide, 50mg, 99% purity.
Copper peptide GHK-Cu, a naturally occurring tripeptide. Third-party tested, purity 99%. 50mg per vial.
Read more…IMPORTANT: This product is a research chemical sold exclusively for in vitro research, laboratory testing, and non-clinical research applications. It is not an FDA-approved drug. It is not intended to diagnose, treat, cure, mitigate, or prevent any disease or medical condition. Not for human or veterinary use. Purchaser assumes full responsibility for compliance with all applicable federal, state, and local regulations governing the acquisition and use of research chemicals.
RECOMMENDED WITH THIS ITEM
SUGGESTED RESEARCH COMPOUNDS
Handling
& Storage
Lyophilized Powder
Store frozen at ≤ −20°C. For long-term storage prefer −80°C. Minimize ambient exposure.
Reconstituted Solution
Refrigerate at 2-8°C. Protect from light, keep capped. Use within 30 days (up to 6 weeks).
Avoid
Repeated freeze-thaw cycles. Prolonged ambient exposure. Vigorous shaking or vortexing.
Certificate of Analysis & Lab Reports
Every batch is independently tested by an accredited third-party laboratory. Certificates of Analysis confirm purity, identity, and composition — available by lot number. This is our primary commitment to research integrity.
Confirms compound identity and purity profile through retention time analysis.
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Verifies molecular weight and confirms the exact peptide sequence and structure.
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Laboratory Research
Early laboratory research has examined GHK-CU for its role in the following biological systems. All findings are from preclinical and in vitro models. No human claims are made.
Blood Vessel Growth
In preclinical models, BPC-157 has been observed to promote angiogenesis — the formation of new blood vessels from existing vasculature. Studies suggest it may upregulate VEGF (vascular endothelial growth factor) expression, which plays a central role in endothelial cell proliferation and vessel formation.
Research in rodent models of ischemic injury has shown accelerated vascular repair following BPC-157 administration, with increased capillary density observed at wound sites. These findings point to a potential mechanism involving nitric oxide system modulation.
Additional in vitro studies on human umbilical vein endothelial cells (HUVECs) demonstrated enhanced tube formation and migration when exposed to BPC-157, supporting the hypothesis of direct endothelial activity.
These observations remain limited to preclinical research. No clinical trials have confirmed these effects in humans.
Tissue Rebuilding
Laboratory studies have examined BPC-157’s influence on tissue regeneration across multiple connective tissue types including tendon, ligament, muscle, and bone. In rat models of Achilles tendon transection, BPC-157 treatment was associated with improved tensile strength and accelerated healing.
Fibroblast outgrowth and collagen organization appear enhanced in BPC-157–treated cultures, suggesting a role in extracellular matrix remodeling. Growth hormone receptor expression was also upregulated in some tissue repair models.
Preclinical bone defect models have shown increased osteogenic activity, though the exact signaling cascade remains under investigation. These findings are preliminary and have not been replicated in human studies.
Cell Movement & Growth
In vitro research has demonstrated that BPC-157 may influence cell migration and proliferation pathways. Scratch assay studies on fibroblast and epithelial cell lines showed accelerated wound closure rates compared to untreated controls.
Signaling pathway analysis suggests involvement of FAK (focal adhesion kinase) and paxillin phosphorylation, both critical regulators of cellular motility. MAPK/ERK pathway activation has also been observed in treated cell cultures.
These cellular-level observations provide mechanistic context for the tissue-level healing effects seen in animal models, though direct clinical translation has not been established.
Blood Flow Signaling
Research indicates BPC-157 may interact with the nitric oxide (NO) system, a key regulator of vascular tone and blood flow. In rodent models of experimentally induced hypertension and hypotension, BPC-157 appeared to normalize blood pressure toward baseline values.
Studies have shown modulation of both endothelial nitric oxide synthase (eNOS) and inducible NOS (iNOS) expression in treated vascular tissues. This dual-directional activity is unusual among peptide compounds studied in this context.
Dopaminergic and serotonergic system interactions have also been noted, suggesting possible cross-talk between vascular signaling and neurotransmitter regulation. All findings remain preclinical.
Cell Communication
Preclinical research has explored BPC-157’s influence on intercellular signaling cascades. GAP junction activity and paracrine signaling appear modulated in BPC-157–treated tissue cultures, potentially enhancing coordinated cellular responses during repair processes.
Cytokine profiling in inflammatory models has shown altered expression of TNF-α, IL-6, and IL-10, suggesting immunomodulatory properties that may contribute to the tissue-protective effects observed in vivo.
Gene expression studies have identified upregulation of growth factor receptors and wound-healing associated genes, though the precise molecular targets of BPC-157 remain an active area of investigation. No clinical data currently support these mechanisms in humans.
REFERENCES
McGuire FP et al. Regeneration or Risk? A Narrative Review of BPC-157 for Musculoskeletal Healing. (2025).
Sikiric P, Boban-Blagaic A. BPC 157 Therapy: Targeting Angiogenesis and Nitric Oxide’s Cytotoxic and Damaging Actions, but Maintaining, Promoting, or Recovering Their Essential Protective Functions. Pharmaceuticals 2025.
Hsieh MJ et al. Modulatory effects of BPC 157 on vasomotor tone and the activation of Src—Caveolin-1—endothelial nitric oxide synthase pathway. Sci Rep. 2020; 10:17078.
Research Context
GHK-CU is a laboratory-synthesized peptide studied for its role in biological pathways associated with tissue response and cellular resilience.
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TECHNICAL SPECIFICATIONS
| CAS Number | 137525-51-0 |
| Molecular Formula | C62H98N16O22 |
| Molecular Weight | 1,419.5 g/mol |
| Amino Acid Sequence | Gly-Glu-Pro-Pro-Pro-Gly-Lys-Pro-Ala-Asp-Asp-Ala-Gly-Leu-Val |
| Chemical Class | Polypeptide / Gastric Pentadecapeptide |
| Solubility | Freely soluble in water and saline (0.9% NaCl) |
| Storage (Lyophilized) | ≤ −20°C; prefer −80°C for long-term |
| Storage (Reconstituted) | 2–8°C, use within 30 days |
Frequently
Asked
Questions
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Some researchers combine peptides such as BPC-157 and TB-500 in preclinical protocols to study potential synergistic effects. Combination protocols should be based on peer-reviewed literature and institutional approval.
Published preclinical studies have used intraperitoneal, subcutaneous, intragastric, and topical routes of administration. Route selection depends on the research model and target tissue.
Preclinical research has focused on gastrointestinal cytoprotection, musculoskeletal tissue repair, angiogenesis, and neuroprotection. All findings are limited to animal and in vitro models.
Preclinical data suggest interactions with the dopaminergic and NO systems. Researchers should review existing literature for potential overlaps with other compounds in their study protocol.
IMPORTANT: This product is a research chemical sold exclusively for in vitro research, laboratory testing, and non-clinical research applications. It is not an FDA-approved drug. It is not intended to diagnose, treat, cure, mitigate, or prevent any disease or medical condition. Not for human or veterinary use. Purchaser assumes full responsibility for compliance with all applicable federal, state, and local regulations governing the acquisition and use of research chemicals. Velari Labs is not a compounding pharmacy or outsourcing facility as defined under Sections 503A or 503B of the Federal Food, Drug, and Cosmetic Act.