AHK-Cu (Alanine-Histidine-Lysine Copper Complex) is a next-generation cosmetic peptide designed for skin rejuvenation, collagen regeneration, and hair growth support.
This topical copper peptide combines Tripeptide-3 (AHK) with a copper(II) ion, enhancing cellular communication and stimulating the synthesis of collagen, elastin, and glycosaminoglycans — all crucial for youthful skin structure.
At West Lab Chemicals, our AHK-Cu 200 mg topical peptide is supplied in 99 % purity, vacuum-sealed and COA-verified. Perfect for formulation into anti-aging serums, repair creams, and scalp care solutions.
What Is AHK-Cu?
AHK-Cu, short for L-Alanine-L-Histidine-L-Lysine-Copper(II) Complex, is a bioactive copper tripeptide that naturally supports tissue remodeling and cellular repair.
It functions by delivering copper ions directly to skin cells, stimulating enzymes involved in collagen cross-linking, antioxidant defense (SOD activity), and hair follicle vitality.
AHK-Cu is recognized in cosmetic science as a multi-functional rejuvenation peptide, widely used in premium anti-aging skincare and hair-restoration formulas.
Key Features
✅ Copper-bound tripeptide (AHK-Cu) for enhanced bioavailability
✅ 99 % purity, cosmetic-grade verified by HPLC/MS
✅ Promotes collagen, elastin & keratin synthesis
✅ Encourages stronger, firmer, smoother skin
✅ Stimulates healthy hair growth and scalp vitality
✅ Excellent stability & solubility in aqueous bases
✅ Packaged in sealed 200 mg lyophilized vial with COA
Benefits
💠 Skin Regeneration: Supports dermal matrix rebuilding and improved texture.
💠 Wrinkle Reduction: Helps reduce fine lines by boosting skin elasticity and density.
💠 Hair Growth Support: Enhances follicle cell proliferation and scalp health.
💠 Anti-Inflammatory Effect: Copper ions help calm redness and oxidative stress.
💠 Faster Healing: Encourages wound repair and post-procedure skin recovery.
💠 Brightening & Firming: Promotes a firmer, revitalized, and radiant skin appearance.
Applications / Uses
🔹 Anti-aging serums and repair creams
🔹 Scalp & hair-strengthening tonics
🔹 Post-laser or microneedling recovery formulas
🔹 Skin-tightening gel formulations
🔹 Cosmetic R&D and peptide formulation studies
Composition & Technical Data
| Property | Specification |
|---|---|
| Chemical Name | Alanine-Histidine-Lysine Copper(II) Complex (AHK-Cu) |
| CAS Number | 49557-75-7 |
| Molecular Formula | C₁₆H₂₈N₆O₄·Cu |
| Molecular Weight | 434.0 g/mol |
| Appearance | Blue to blue-green lyophilized powder |
| Purity | ≥ 99 % (HPLC) |
| Solubility | Soluble in water |
| Storage Temperature | 2 – 8 °C, dry and dark |
| Shelf Life | 24 months unopened |
| Pack Size | 200 mg vial |
Dosage & Formulation
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Suggested Concentration: 0.05 % – 0.5 % in topical formulations.
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Solvent: Dissolve in sterile water or buffer before mixing into aqueous phase.
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Application: Apply formulated product to clean skin or scalp once or twice daily.
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Formulation Tip: Often paired with hyaluronic acid, GHK-Cu, or niacinamide for synergistic anti-aging effects.
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Note: For external cosmetic research only. Not for injection or ingestion.
Storage & Stability
Keep sealed vial refrigerated between 2–8 °C.
After reconstitution, divide into aliquots and store frozen (–20 °C) to avoid degradation.
Protect from heat, moisture, and direct sunlight.
Safety & Handling
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Intended for laboratory and cosmetic formulation research only.
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Avoid direct contact with eyes and mucous membranes.
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Wear gloves and protective eyewear while handling.
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Conduct patch testing before consumer application.
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Keep away from children and untrained personnel.
Why Buy from West Lab Chemicals?
🌐 Global Supplier of Research-Grade Peptides – Trusted by cosmetic formulators worldwide.
🧪 Tested & Verified Quality – HPLC, MS, and microbial purity analysis on every batch.
📦 Secure Packaging & Fast Delivery – Shipped in sealed, temperature-controlled vials.
💬 Expert Technical Support – Formulation advice and peptide solubility guidance available.
🔒 Guaranteed Authenticity – Each product includes COA and batch number for traceability.
Purity Guarantee
All AHK-Cu batches from West Lab Chemicals undergo:
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HPLC purity testing
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Mass spectrometry confirmation
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Endotoxin & microbial screening
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Physical and chemical inspection
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COA verification prior to shipping
Ensuring maximum purity, potency, and consistency for your research formulations.

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