GHK-CU

GHK-Cu Peptide for Sale – Direct from Shanghai Manufacturer

GHK-Cu (glycyl-L-histidyl-L-lysine copper complex) stands as one of the most extensively studied copper-binding peptides in biomedical research. First identified in human plasma, this naturally occurring tripeptide has the unique ability to bind copper ions—a characteristic that opens diverse avenues for laboratory investigation into cellular signaling, extracellular matrix remodeling, and tissue regeneration . If you are searching for “GHK-Cu peptide for sale” for your laboratory investigations, you need a manufacturing partner who understands the complexity of this copper-binding peptide and can deliver the purity your studies demand. That partner is Apeptide (Shanghai) Co., Ltd.

We are a legitimate, licensed manufacturer operating from our headquarters at No. B Room 326, Jinhai Road 2588, Pudong District, Shanghai, China. Our facility is dedicated to the research, development, and production of high-purity peptide raw materials, catalog peptides, fluorescent dyes, and amino acids. When you purchase GHK-Cu peptide for sale from shanghaiapeptides.com, you are buying directly from the source—not a middleman or reseller.

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Understanding GHK-Cu: The Copper-Binding Peptide

GHK-Cu is a naturally occurring tripeptide composed of three amino acids: glycine, histidine, and lysine. What makes it remarkable is its high affinity for copper ions (Cu²⁺). The histidine residue in the sequence creates a binding site that coordinates copper, forming a stable complex .

Key Characteristics

The Copper Connection

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Why GHK-Cu Matters in Research

GHK-Cu was first isolated from human plasma by Dr. Loren Pickart in the 1970s, who discovered that it existed naturally in the body and decreased with age . This observation sparked decades of research into its biological activities.

Key Research Applications

Key Research Insights

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The Critical Importance of Quality for GHK-Cu Research

When you purchase GHK-Cu peptide for sale, quality parameters are non-negotiable. GHK-Cu requires proper copper complexation for biological activity, and unverified materials may lack this essential feature .

The Apeptide Quality Standard

• 99% Purity Guarantee: Verified by High-Performance Liquid Chromatography (HPLC)

• Mass Spectrometry: Molecular weight confirmation (403.92 Da for copper complex)

• Amino Acid Analysis: Sequence verification (Gly-His-Lys)

• Copper Content Analysis: Confirms 1:1 copper-to-peptide stoichiometry

• Free Copper Testing: Minimizes unbound copper contamination

• Counterion Analysis: Acetate or TFA content specified

• Water Content: ≤8.0% by Karl Fischer

• Endotoxin Testing: <0.05 EU/mg available for cell culture applications

• Batch-Specific COAs: Full traceability with Certificates of Analysis

Why Purity Matters for GHK-Cu Research

• Copper Complexation: Biological activity requires correct 1:1 copper binding

• Gene Expression Studies: Impurities can alter transcriptomic results

• Cell Culture Applications: Free copper is toxic to cells

• In Vivo Studies: Dosing consistency critical for reproducible results

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The Manufacturer Advantage: Why Source GHK-Cu from Apeptide

When you search for “GHK-Cu peptide for sale,” you encounter many options. Here is why direct sourcing from our Shanghai facility is the superior choice.

Complete Transparency

• Physical Location: We operate from No. B Room 326, Jinhai Road 2588, Pudong District, Shanghai. You can verify our credentials.

• Manufacturing Expertise: Decades of combined experience in peptide synthesis and metal-peptide complexation.

• No Middlemen: You pay manufacturer-direct pricing, not reseller markups.

Technical Expertise

Our team understands the specific requirements for GHK-Cu research:

• Importance of 1:1 copper-to-peptide stoichiometry

• Proper handling to maintain copper complex stability

• Appropriate reconstitution for various assay systems

• Storage conditions to prevent degradation

• Documentation requirements for research compliance

Quality You Can Trust

• Rigorous Testing: Every batch undergoes HPLC, MS, and copper content analysis

• Documentation: Full COAs provided for complete traceability

• Consistency: Reliable quality batch after batch

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Seamless Supply to the USA Market

Sourcing GHK-Cu peptide for sale from China should be straightforward. We have optimized our logistics specifically for American researchers and wholesale partners.

• Fast Shipping: 5-7 business days to US addresses

• Cold-Chain Packaging: Temperature-controlled transit at -20°C for sensitive peptides

• Desiccant Protection: Double-sealed packaging to prevent moisture absorption

• Wholesale Programs: Dedicated support for small and large supply companies

• Customs Expertise: Smooth clearance with complete documentation

• Tracking Integration: Real-time visibility from Shanghai to your lab

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Research Applications: Where GHK-Cu Excels

Understanding the diverse applications of GHK-Cu helps researchers appreciate why quality matters.

Gene Expression Research

• Transcriptomic analysis (RNA-seq, microarray)

• Gene set enrichment analysis

• Collagen and ECM gene regulation

• Antioxidant enzyme expression (SOD, catalase)

Extracellular Matrix Research

• Collagen synthesis assays (Type I, III, IV)

• Elastin production studies

• Decorin and proteoglycan analysis

• Matrix metalloproteinase (MMP) regulation

Inflammation Research

• NF-κB pathway inhibition studies

• Cytokine profiling (TNF-α, IL-1β, IL-6, IL-8)

• Macrophage polarization assays

• Inflammatory gene expression

Wound Healing Research

• Scratch wound assays

• Cell migration studies (chemotaxis)

• Angiogenesis assays (HUVEC tube formation)

• In vivo wound healing models

Aging Research

• Age-related gene expression changes

• Senescence markers (SA-β-gal, p16, p21)

• Mitochondrial function in aged cells

• Skin aging and dermal regeneration models

Copper Biology Research

• Copper transport and homeostasis

• Metal-peptide interactions

• Copper-dependent enzyme activity (lysyl oxidase, SOD)

• Metal chelation studies

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Frequently Asked Questions

: What exactly is GHK-Cu peptide for sale at Apeptide?
A: GHK-Cu (glycyl-L-histidyl-L-lysine copper complex) is a naturally occurring tripeptide that binds copper ions with high affinity. It modulates gene expression, stimulates collagen synthesis, and has anti-inflammatory properties. It is supplied strictly for laboratory investigation and in vitro research only, not for human consumption.

: What purity levels do you guarantee for GHK-Cu?
A: We guarantee 99% purity, verified by HPLC testing with Certificates of Analysis available for every batch. Each COA provides detailed purity analysis, mass spectrometry confirmation (403.92 Da expected), and batch-specific data.

: What are the CAS numbers for GHK-Cu?
A: GHK-Cu (peptide base) CAS: 72957-37-0 . GHK-Cu (copper complex) CAS: 130120-54-8 .

: What is the molecular weight of GHK-Cu?
A: The molecular weight of the copper complex is approximately 403.92 g/mol . The peptide alone is 340.38 g/mol .

: What is the significance of the copper complexation?
A: The biological activity of GHK-Cu depends on proper 1:1 copper binding. Free GHK (without copper) has different properties. Our product is verified for correct copper complexation .

: What is the primary mechanism of GHK-Cu?
A: GHK-Cu binds copper ions and delivers them to cells. It modulates gene expression (up to 4,000 genes), stimulates collagen synthesis, reduces inflammation via NF-κB inhibition, and promotes antioxidant enzyme activity . GHK-Cu peptide for sale

: Is your GHK-Cu for human consumption?
A: Absolutely not. Our GHK-Cu is strictly for research and laboratory use only. It is not for human consumption, clinical application, or any use involving humans or animals. All products are labeled “FOR RESEARCH USE ONLY.”

: How should I store GHK-Cu upon receipt?
A: GHK-Cu should be stored at -20°C (freezer) immediately upon receipt, protected from light and moisture. Lyophilized powder is stable when stored properly. Avoid repeated freeze-thaw cycles. GHK-Cu peptide for sale

: What solvent should I use for reconstitution?
A: For most research applications, sterile water, PBS (pH 7.4), or cell culture medium is appropriate. GHK-Cu is soluble in aqueous buffers. Contact our technical team for application-specific recommendations.

: Do you ship to all 50 US states?
A: Yes. We ship to research institutions, laboratories, and wholesale partners throughout the United States.

: Can you accommodate bulk orders for wholesale distribution?
A: Absolutely. We offer competitive wholesale pricing for qualified partners. Contact our team through shanghaiapeptides.com with your volume requirements.

: What documentation do you provide for research compliance?
A: Every order includes batch-specific Certificates of Analysis (COAs) with HPLC and MS data, as well as copper content analysis. We also provide commercial invoices, packing lists, and customs documentation as needed. GHK-Cu peptide for sale

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Quality Control: The Apeptide Standard

Your research deserves nothing less than the highest purity materials. Our quality control protocols exceed industry standards.

Analytical Methods

• HPLC Analysis: Every batch tested for purity (typically 99%+)

• Mass Spectrometry: ESI-MS for molecular weight confirmation (403.92 Da expected)

• Amino Acid Analysis: Sequence verification (Gly, His, Lys)

• Copper Content Analysis: ICP-MS or AAS confirming 1:1 stoichiometry

• Free Copper Testing: Minimizes unbound copper contamination

• Peptide Content Determination: Accurate net peptide weight (≥80% typical)

• Counterion Analysis: Acetate or TFA content specified

• Water Content: ≤8.0% by Karl Fischer

• Endotoxin Testing: <0.05 EU/mg available for cell culture applications

• Stability Studies: Ensuring integrity under various conditions

Batch Documentation

Each shipment includes:

• Certificate of Analysis with actual test results

• Copper content verification data

• HPLC chromatogram (available upon request)

• Mass spectrometry data

• Batch number for traceability

• Expiration date and storage recommendations

• Reconstitution guidelines

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Beyond GHK-Cu: A Complete Research Partner

Apeptide (Shanghai) Co., Ltd. is more than just a supplier of GHK-Cu peptide for sale. We are a full-service biochemical manufacturer committed to advancing research worldwide.

Our Capabilities

• Custom Synthesis: Develop proprietary peptides for your specific research needs

• Catalog Peptides: Hundreds of sequences available for immediate shipment

• Metal-Binding Peptide Library: Including GHK-Cu, metallothioneins, and related peptides

• Fluorescent Dyes: High-purity labeling agents for imaging and detection

• Amino Acids: Building blocks for synthesis and research

Quality Certifications & Compliance

• Licensed manufacturer with physical facility in Pudong District, Shanghai

• Rigorous quality control protocols

• Transparent documentation and traceability

• Experienced technical support team

• Strict adherence to research-use-only compliance

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The Science Behind GHK-Cu: A Copper-Binding Peptide with Broad Biological Activity

GHK-Cu was first isolated from human plasma in 1973 by Dr. Loren Pickart at the University of California, San Francisco . The discovery revealed that this tripeptide exists naturally in the body and that its levels decline with age—from approximately 200 ng/mL in young adults to 80 ng/mL in the elderly . GHK-Cu peptide for sale

The peptide’s mechanism of action is intimately tied to its copper-binding capability. By delivering copper ions to cells, GHK-Cu supports copper-dependent enzymes involved in:

• Collagen cross-linking (lysyl oxidase)

• Antioxidant defense (superoxide dismutase, SOD)

• Extracellular matrix remodeling (matrix metalloproteinases)

Beyond copper delivery, GHK-Cu directly modulates gene expression. Studies have shown that GHK-Cu alters expression of approximately 4,192 genes—about 31.2% of the human genome—with changes of 50% or greater . Key gene families affected include:

• Extracellular matrix: Collagens, elastin, decorin (302% increase)

• Inflammation: NF-κB pathway components, cytokines

• Antioxidant defense: SOD, catalase, glutathione-related genes

The peptide also inhibits NF-κB activation and p38 MAPK signaling, reducing expression of pro-inflammatory cytokines TNF-α, IL-1β, and IL-6 . This anti-inflammatory activity, combined with its effects on matrix remodeling and cell migration, has made GHK-Cu a valuable research tool for wound healing, tissue regeneration, and aging studies . GHK-Cu peptide for sale

The search for premium “GHK-Cu peptide for sale” ends at Apeptide (Shanghai) Co., Ltd. As a dedicated manufacturer of peptides and biochemicals, we combine scientific expertise with manufacturing integrity to deliver the purest research materials available. Whether you need GHK-Cu for gene expression studies, extracellular matrix research, inflammation investigations, or specialized copper biology applications, we are your trusted manufacturing partner. GHK-Cu peptide for sale