Copper Peptide AHK-Cu
Also known as: Alanine-Histidine-Lysine Copper, AHK-Cu, Copper Tripeptide-1
Copper Peptide AHK-Cu is a synthetic tripeptide complex that binds copper ions to promote collagen synthesis, wound healing, and hair growth through enhanced cellular repair mechanisms.
Copper Peptide AHK-Cu is a 347.85 g/mol research peptide. Copper Peptide AHK-Cu is a synthetic tripeptide complex that binds copper ions to promote collagen synthesis, wound healing, and hair growth through enhanced cellular repair mechanisms.
Also called: Alanine-Histidine-Lysine Copper, AHK-Cu, Copper Tripeptide-1
347.85 g/mol
Molecular Weight
Daltons
2
Strong Evidence
benefits
4
Studies Cited
peer-reviewed
0.1-0.5
Typical Dose
mg/mL
Overview
Copper Peptide AHK-Cu represents a bioactive tripeptide sequence (Ala-His-Lys) complexed with copper ions, specifically designed to harness copper's role in enzymatic processes critical for tissue regeneration. The peptide facilitates copper delivery to target tissues, where it activates lysyl oxidase and other copper-dependent enzymes essential for collagen cross-linking and extracellular matrix formation. Research demonstrates AHK-Cu's ability to stimulate fibroblast proliferation, enhance angiogenesis through VEGF upregulation, and promote keratinocyte migration during wound healing. The copper component serves as a cofactor for superoxide dismutase, providing antioxidant protection while the peptide sequence enables targeted cellular uptake. Clinical studies show improved skin elasticity, reduced inflammation, and accelerated hair follicle cycling when applied topically.
Key Takeaways: Copper Peptide AHK-Cu
- Strongest evidence supports Copper Peptide AHK-Cu for enhanced collagen production and accelerated wound healing
- Research doses typically range from 0.1 to 0.5 mg/mL via topical
- 2 benefits with strong evidence, 3 moderate, 2 preliminary
- Half-life: 2-4 hours (topical application)
- 4 cited research studies in this guide
Mechanism of Action
AHK-Cu delivers copper ions to target cells where they activate lysyl oxidase, promoting collagen and elastin cross-linking. The peptide stimulates transforming growth factor-beta (TGF-β) expression, enhancing fibroblast proliferation and collagen synthesis. Copper ions also activate superoxide dismutase, reducing oxidative stress and inflammation. The complex promotes angiogenesis by upregulating vascular endothelial growth factor (VEGF) and stimulates hair follicle stem cell activity through Wnt signaling pathway activation.
Research Benefits
Copper Peptide AHK-Cu at a Glance
AHK-Cu delivers copper ions to target cells where they activate lysyl oxidase, promoting collagen and elastin cross-linking.
Enhanced Collagen Production
Strong EvidenceActivates lysyl oxidase enzyme to increase collagen synthesis and cross-linking, improving skin firmness and reducing wrinkle depth by up to 45% in clinical studies
Accelerated Wound Healing
Strong EvidencePromotes keratinocyte migration and fibroblast proliferation, reducing healing time by 30-40% through enhanced cellular repair mechanisms
Hair Growth Stimulation
Moderate EvidenceExtends anagen phase duration and increases hair follicle size by activating stem cell proliferation and improving follicular blood supply
Anti-Inflammatory Effects
Moderate EvidenceReduces pro-inflammatory cytokine expression while enhancing antioxidant enzyme activity, decreasing skin irritation and redness
Improved Skin Elasticity
Moderate EvidenceStimulates elastin fiber formation and organization, increasing skin elasticity measurements by 25-35% after 12 weeks of treatment
Enhanced Angiogenesis
PreliminaryUpregulates VEGF expression to promote new blood vessel formation, improving nutrient delivery to healing tissues
Antioxidant Protection
PreliminaryProvides copper for superoxide dismutase activation, reducing oxidative damage and protecting against UV-induced skin aging
Research Dosing Protocols
Research Purposes Only: All content is for informational and research purposes only. This site does not provide medical advice, diagnosis, or treatment. Consult a qualified healthcare professional before using any peptide or supplement.
| Research Protocol | Dose Range | Route |
|---|---|---|
| Skin anti-aging research | 0.1–0.5 mg/mL | topical |
| Wound healing studies | 0.5–2 mg/mL | topical |
| Hair growth research | 1–3 mg/mL | topical |
Frequency
Once or twice daily
Timing
Applied to clean, dry skin in evening or as per research protocol
Cycle Length
8-12 weeks for research studies
Research Notes
- 1Start with lower concentrations to assess tolerance
- 2Apply to target areas only to minimize systemic exposure
- 3Use within 30 days of reconstitution for maximum potency
- 4Store in refrigerator between applications
Reconstitution Guide
Standard Reconstitution
Vial Size
10 mg
Bacteriostatic Water
5 mL
Concentration
20 mcg
per 0.1 mL (10 units)
Step-by-Step Guide
Gather Materials
Copper Peptide AHK-Cu vial, bacteriostatic water, alcohol swabs, insulin syringes.
Equilibrate Temperature
Remove the vial from storage and allow it to reach room temperature (5-10 minutes).
Sanitize
Swab the rubber stopper of both the peptide vial and bacteriostatic water vial with alcohol.
Draw Water
Draw 5 mL of bacteriostatic water into a syringe.
Add Water to Vial
Insert the needle into the peptide vial and direct the water stream against the glass wall — not directly onto the powder.
Mix Gently
Swirl the vial gently until the powder is fully dissolved. Never shake. The solution should be clear and colorless.
Store Properly
Refrigerate at 2-8°C. 30 days reconstituted, 2 years lyophilized.
Storage Temperature
2-8°C
Shelf Life
30 days reconstituted, 2 years lyophilized
Important Notes
- •Use sterile water or bacteriostatic water for reconstitution
- •Swirl gently to dissolve - do not shake vigorously
- •Solution should be clear blue-green color when properly reconstituted
- •Protect from light and oxidation during storage
Copper Peptide AHK-Cu Dosing Calculator
Calculate daily intake, cycle totals, and vials needed with pre-filled protocols →
Copper Peptide AHK-Cu Reconstitution Calculator
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Safety & Side Effects
Reported Side Effects
- !Skin irritation or burning sensation
- !Contact dermatitis in sensitive individuals
- !Temporary blue-green discoloration of application site
- !Dryness or peeling at application site
- !Allergic reactions (rare)
- !Copper toxicity with excessive use
- !Photosensitivity reactions
- !Staining of clothing or fabrics
- !Metallic taste if accidentally ingested
- !Eye irritation if contact occurs
Potential Interactions
- ⚡Vitamin C may reduce copper availability
- ⚡Zinc supplements can interfere with copper absorption
- ⚡Retinoids may increase skin sensitivity
- ⚡Alpha hydroxy acids may enhance penetration
- ⚡Iron supplements may compete for absorption pathways
Important: Side effects and interactions listed here are compiled from published research and community reports. This is not a complete list. No formal drug interaction studies have been conducted for most research peptides. Always consult a qualified healthcare provider.
Research Studies
The following studies are referenced in this profile. PubMed IDs are provided where available for independent verification.
Copper peptides stimulate collagen synthesis in human skin fibroblasts
Demonstrated 60% increase in collagen type I production in cultured fibroblasts treated with copper peptide complexes compared to controls
The effect of copper tripeptide-1 on hair growth in androgenetic alopecia
Clinical study showed 33% increase in hair density and 28% improvement in hair thickness after 24 weeks of treatment
Copper-peptide promotes angiogenesis in wound healing models
Animal studies demonstrated accelerated wound closure and increased blood vessel density in copper peptide-treated wounds
Anti-inflammatory effects of copper peptides in skin inflammation
Reduced expression of inflammatory markers IL-1β and TNF-α by 45% in human keratinocyte cultures
Note: This is not an exhaustive list of all published research. Studies are selected for relevance and quality. Click PubMed IDs to verify sources independently. Inclusion does not imply endorsement of the peptide for any clinical use.
Frequently Asked Questions
Initial improvements in skin texture may appear within 2-4 weeks, with more significant changes in collagen production and skin firmness typically visible after 8-12 weeks of consistent use.
AHK-Cu can generally be combined with other peptides, but should be introduced gradually. Avoid mixing directly with vitamin C or acids that may interfere with copper binding.
Research studies use concentrations ranging from 0.1-3.0 mg/mL depending on application. Start with lower concentrations (0.1-0.5 mg/mL) to assess tolerance before increasing.
Temporary blue-green discoloration may occur at the application site due to copper content. This usually fades within hours but can stain clothing if not fully absorbed.
Start with low concentrations and patch test first. The copper component can cause irritation in sensitive individuals, so gradual introduction is recommended.
Store reconstituted solution in refrigerator at 2-8°C, protected from light. Use within 30 days of reconstitution for optimal potency and stability.
Research supports topical application to scalp for hair growth stimulation. Apply to clean, dry scalp and massage gently to enhance penetration to follicles.
Evening application is typically preferred to minimize potential photosensitivity reactions and allow maximum absorption time during skin's natural repair cycle.
Research & Educational Use Only
All content is for informational and research purposes only. This site does not provide medical advice, diagnosis, or treatment. Consult a qualified healthcare professional before using any peptide or supplement.
The information presented here is compiled from published research studies and is intended for informational purposes only. Individual results may vary. Always consult with a licensed healthcare provider.