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99% Pure AHK-CU Copper for Hair Growth - China Suppliers and Factory - Blue Powder for Cosmetic Applications
Product Introduction
AHK-Cu (CAS: 682809-81-0), also known as copper tripeptide-3 or blue copper hair growth peptide, is an active tripeptide complexed with alanine, histidine, lysine, and copper ions. It appears as a blue, water-soluble powder with a purity ≥98% (HPLC).
Its core functions include: activating dermal papilla cells in hair follicles, prolonging the hair growth phase, promoting angiogenesis, and effectively preventing hair loss and promoting hair growth.
It also stimulates collagen and elastin synthesis, has antioxidant and anti-inflammatory effects, repairs damaged skin, reduces fine lines, and improves firmness. It is widely used in high-end cosmetics and scalp care products such as hair growth serums, anti-hair loss shampoos, anti-aging serums, and repair creams. It is gentle and low-irritant, suitable for long-term addition, and is a popular beauty peptide ingredient with both hair growth and anti-aging effects.
Features
High Quality & Stable: AHK-Cu blue copper peptide boasts high activity, excellent water solubility, high raw material purity, and stable properties, making it easy to store and formulate.
Multi-Benefit Care: Offers multiple benefits including repair, anti-aging, and scalp care. It can soothe redness, repair the skin barrier, promote collagen production, reduce fine lines, and firm the skin. Simultaneously, it nourishes hair follicles, improves hair loss, and strengthens hair roots.
Gentle & Compatible: Gentle on the skin and non-irritating, suitable for various skincare and scalp formulations. With broad compatibility, it easily combines with active ingredients such as peptides and plant extracts.
Product Application
Skin Repair & Anti-Aging
Promotes collagen synthesis, soothes redness, repairs the skin barrier, diminishes fine lines and wrinkles, improves roughness and sagging, and enhances skin firmness and elasticity. Suitable for use in repair serums and anti-aging creams.
Hair Loss Prevention & Hair Growth Care
Activates hair follicle activity, nourishes hair roots, improves the follicle environment, reduces hair loss, strengthens hair strands, and delays follicle aging. Commonly used in anti-hair loss shampoos, hair growth serums, and scalp serums.
Soothing & Repairing Care
Antioxidant, reduces skin inflammation, gently stabilizes skin, and reduces damage from external stimuli. Can be combined with various active ingredients and is suitable for sensitive skin care and post-operative repair skincare products.
Basic Analysis
| Property | Specification | Standard |
|---|---|---|
| Product Name | AHK-CU (Copper Peptide, Blue Copper Peptide) | AHK-CU |
| CAS | 49557-75-7 | 49557-75-7 |
| Molecular Formula | Glycyl-Lhistidyl-L-lysine copper complex | C₁₄H₂₂CuN₆O₄ |
| Molecular Weight | 401.91 g/mol | 401.91 g/mol |
| Appearance | Blue or light blue powder, uniform, no foreign matter | Blue powder, uniform, free from foreign objects |
| Purity, HPLC | ≥ 99.0% | ≥ 99.0% |
| Copper Content | 8.0% ~ 16.0% | 13.00% |
| Loss on Drying | ≤ 8.0% | ≤ 6.0% |
| Solubility | ≥ 100 mg/mL in water | Complies |
| pH 1% in water | 5.5 ~ 7.5 | 6 |
| Lead (Heavy Metals) | ≤ 10 ppm | Complies |
| Arsenic | ≤ 2 ppm | Complies |
| Cadmium | ≤ 5 ppm | Complies |
| Mercury | ≤ 1 ppm | Complies |
| Total Colony Count | < 100 CFU/g | Complies |
| Total Molds & Yeasts | < 10 CFU/g | Complies |
| Storage | Store in cool and dry place, protected from light; refrigerated recommended | Cold storage (2–8℃) |
| Shelf Life | 2 years | 2 years |
| Result | The product meets the company’s quality specifications. | The product is according with company standard. |
Why Choose Us
Frequently Asked Questions (FAQ)
What is AHK-Cu (Copper Tripeptide-3)?
AHK-Cu, also known as blue copper hair growth peptide, is an active tripeptide complexed with alanine, histidine, lysine, and copper ions. It appears as a blue, water-soluble powder and is widely used in beauty and hair care formulations.
How does AHK-Cu benefit hair growth?
It activates dermal papilla cells in hair follicles, prolongs the hair growth phase, promotes angiogenesis, nourishes hair roots, reduces hair loss, and delays follicle aging.
Can AHK-Cu be used for anti-aging skin care?
Yes. It stimulates collagen and elastin synthesis, has antioxidant properties, repairs damaged skin, reduces fine lines and wrinkles, and improves skin firmness and elasticity.
Is AHK-Cu suitable for sensitive skin?
Absolutely. It is gentle, low-irritant, and reduces skin inflammation. It helps to stabilize the skin and reduce damage from external stimuli, making it ideal for sensitive and post-operative repair skincare.
What is the purity level of your AHK-Cu product?
Our AHK-Cu powder maintains a high purity of ≥99.0% (HPLC), ensuring excellent water solubility, stability, and clearly defined efficacy for premium formulations.
How should AHK-Cu be stored?
It should be stored in a cool, dry place and protected from light. For optimal stability and a shelf life of up to 2 years, cold storage (2–8℃) is highly recommended.



