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Overview
GHK-Cu (Glycyl-L-Histidyl-L-Lysine Copper Complex) is a naturally occurring copper-binding tripeptide found in human plasma and various tissues. It has been extensively studied for its role in cellular communication and tissue remodeling.
Mechanism
GHK-Cu is a copper-binding tripeptide studied for roles in extracellular matrix remodeling, collagen gene expression, and antioxidant activity in cell culture and tissue research models.
Areas of Active Scientific Research
Scientific research continues to investigate GHK-Cu's involvement in collagen synthesis, extracellular matrix remodeling, antioxidant activity, gene expression, skin biology, and regenerative cellular processes, making it an important compound across multiple research disciplines.
Molecular Characteristics
- Molecular weight
- 403.92 Da (free peptide); ~480 Da as copper complex
- Formula
- C14H24N6O4 · Cu²⁺
- Sequence
- Gly-His-Lys (GHK) copper(II) complex
- Appearance
- Blue to blue-green lyophilized powder (copper peptide complex).
- Dose
- 50mg
- Grade
- Research grade (RUO)
Storage Recommendations
For laboratory research use only. Store lyophilized material at −20°C or below. Reconstitute and handle according to institutional SOPs for peptide research.
Purity
Target purity ≥99% by HPLC for this research-grade batch. See the Certificate of Analysis for batch-specific analytical results.
≥99.0%
Batch Number
Current batch identifier for traceability and COA lookup:
PL-GHK-50-26042
Date Tested: 2026-04-18
Certificate of Analysis
GHK-Cu 50mg · Third-party verified batch documentation
- Laboratory Name
- Independent Analytical Laboratory (ISO/IEC 17025)
- Purity %
- ≥99.0%
- Batch Number
- PL-GHK-50-26042
- Date Tested
- 2026-04-18
What a COA demonstrates
Batch-specific identity verification, purity by validated analytical methods (e.g. HPLC), and third-party laboratory testing records for the referenced lot.
What a COA does not demonstrate
Clinical efficacy, safety for human or veterinary use, or suitability for any application outside qualified laboratory research.
Quality Assurance
Every Prime Labs peptide undergoes rigorous quality control procedures and is accompanied by batch specific analytical documentation to support identity and purity verification.
References
Selected peer-reviewed literature for research context. Prime Labs citations do not constitute therapeutic claims.
- Pickart L. et al. — GHK peptide as a natural modulator of multiple cellular pathways in skin regeneration. BioMed Research International, 2015.