AHK (Tripeptide-3) 200mg (Topical)
AHK (Tripeptide-3) is a cosmetic-grade copper-binding peptide known for its skin- and hair-rejuvenating potential. Designed for topical formulation, AHK is used in advanced cosmetic research targeting anti-aging, collagen stimulation, and hair follicle vitality.
At West Lab Chemicals, we supply 99% pure AHK peptide in a 200 mg lyophilized vial, ideal for laboratory formulation and skincare development. This high-quality tripeptide is popular in anti-wrinkle serums, firming creams, and scalp care solutions.
What Is AHK (Tripeptide-3)?
AHK (L-Alanine-L-Histidine-L-Lysine), also known as Tripeptide-3, is a naturally derived bioactive peptide that can bind to copper ions (Cu²⁺) forming AHK-Cu, a complex recognized for promoting collagen synthesis and cellular renewal.
This peptide plays a role in signaling pathways linked to skin regeneration, wound healing, and hair growth stimulation. In topical formulations, AHK supports improved elasticity, reduced wrinkle appearance, and stronger, healthier skin barrier function.
Key Features
✅ 99% pure tripeptide, cosmetic-grade quality
✅ Potent anti-aging and skin-firming support
✅ Promotes collagen and elastin production
✅ Enhances skin elasticity and smoothness
✅ Encourages healthy hair-follicle activity
✅ Excellent water solubility for formulation use
✅ Verified purity with COA and batch tracking
Benefits
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Anti-Aging Support: Encourages dermal collagen synthesis for firmer, more youthful-looking skin.
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Wrinkle Reduction: Helps reduce visible fine lines caused by structural protein degradation.
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Skin Repair & Renewal: Supports natural healing and tissue regeneration mechanisms.
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Hair Growth Support: AHK and AHK-Cu peptides have shown ability to stimulate dermal papilla cell proliferation, promoting hair density and growth.
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Improved Elasticity: Regular topical application can visibly tighten and smoothen skin.
Applications / Uses
🔹 Anti-aging serums & creams – Improve firmness and reduce fine lines
🔹 Hair-growth tonics & serums – Stimulate follicles and enhance scalp health
🔹 Post-treatment skin repair formulas – Boost recovery after non-invasive procedures
🔹 Cosmetic R&D formulations – Ideal for laboratory testing of new peptide actives
🔹 Eye contour & lifting products – Minimize signs of fatigue and sagging
Composition & Technical Data
| Property | Specification |
|---|---|
| Chemical Name | L-Alanine-L-Histidine-L-Lysine (AHK / Tripeptide-3) |
| CAS Number | 70024-90-7 |
| Molecular Formula | C₁₆H₂₈N₆O₄ |
| Molecular Weight | 372.43 g/mol |
| Form | White / off-white lyophilized powder |
| Purity | ≥ 99 % (HPLC) |
| Solubility | Soluble in water |
| Storage | 2–8 °C, dry and dark place |
| Shelf Life | 24 months (unopened) |
| Pack Size | 200 mg vial |
Dosage & Usage (Guidelines)
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Recommended concentration: 0.05 % – 0.5 % in topical formulations (depending on formulation base and desired intensity).
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Preparation: Dissolve AHK in sterile water or buffer before adding to the aqueous phase.
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Topical Use: Apply formulated serum/cream to clean skin or scalp once or twice daily.
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Compatibility: Can be combined with other actives such as copper peptides, hyaluronic acid, and niacinamide.
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For external cosmetic research only. Not for injection, ingestion, or therapeutic use.
Storage & Stability
Keep sealed vials refrigerated (2–8 °C) away from light and moisture.
Once reconstituted, store aliquots frozen (–20 °C) for best stability.
Avoid repeated freeze-thaw cycles.
Safety & Handling
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For cosmetic formulation and laboratory research use only.
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Wear protective gloves and eyewear while handling.
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Avoid contact with eyes, mucous membranes, and open wounds.
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Keep out of reach of children.
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Conduct patch testing in final formulations before consumer use.
Why Buy from West Lab Chemicals?
🌐 Quality Assured: Sourced from GMP-certified peptide facilities.
🧪 Analytical Testing: HPLC purity ≥ 99 %, MS confirmation, microbial screening.
📦 Global Shipping: Fast, secure, and discreet delivery worldwide.
💬 Technical Support: Expert formulation guidance available for all peptides.
🔒 Authenticity Guarantee: Each batch is COA-verified and fully traceable.
Purity Guarantee
Every lot of AHK (Tripeptide-3) supplied by West Lab Chemicals undergoes:
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HPLC purity testing
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Mass spectrometry validation
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Endotoxin and microbial screening
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Physical inspection & COA documentation
Ensuring consistency, safety, and performance for professional cosmetic research.

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