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99.7% — exceeds 99.00% minimum spec
- Batch
- AU-202607-001
- Test date
- July 23, 2026
- Method
- HPLC + MS
- Lab
-
Bioviridian
College Station, TX
Description
AHK-Cu( 50mg/100mg) Peptide Details
AHK-Cu is a copper-binding tripeptide (alanine-histidine-lysine) closely related in structure and function to the more widely studied GHK-Cu, differing by a single amino acid substitution (alanine in place of glycine) that research has shown alters its tissue-penetration and receptor-binding characteristics. Comparative studies between AHK-Cu and GHK-Cu have reported that AHK-Cu may exhibit superior skin-penetration properties and a distinct gene-expression signature, with some published research suggesting it may be particularly effective at stimulating hair-follicle dermal papilla cell proliferation — a specific area of interest separate from GHK-Cu's broader dermal and wound-healing research profile. Like GHK-Cu, AHK-Cu's biological activity depends on copper-ion coordination, which is studied for its role in activating tissue-remodeling gene programs, positioning AHK-Cu as a peptide of interest specifically within hair-growth and dermal-regeneration research.
AHK-Cu (50mg/100mg) peptide​ Scientific Research
Mechanism of Action & Pathways
AHK-Cu is utilized in laboratory research to examine copper-mediated peptide signaling and its interaction with vascular and extracellular matrix pathways. Experimental models investigate the peptide’s involvement in VEGF-associated signaling cascades, fibroblast communication systems, and angiogenic regulatory processes.
The copper ion component is studied as a cofactor within metalloprotein and enzyme systems associated with connective tissue dynamics and redox-sensitive molecular signaling. Researchers also examine interactions between AHK-Cu and pathways linked to extracellular matrix organization and dermal structural regulation.
Cellular & Molecular Research
The peptide is commonly studied in laboratory settings involving:
- VEGF-associated vascular signaling studies
- Fibroblast activation and growth factor pathway investigations
- Collagen and elastin regulatory signaling models
- Copper-dependent metalloprotein and enzymatic activity research
- Peptide–metal interaction dynamics affecting cellular communication
All investigations are conducted in controlled in vitro or biochemical assay environments.
Follicular & Dermal Research
Research applications may include:
- Follicular growth cycle signaling investigations
- Vascular support pathway studies within follicular microenvironments
- Dermal extracellular matrix remodeling models
- Angiogenesis-associated molecular pathway research
- Connective tissue and fibroblast signaling systems
These studies remain exploratory, mechanistic, and non-clinical in nature.
Experimental Models
- In vitro molecular and cellular assays
- Ex vivo tissue-based signaling studies
- Non-clinical preclinical investigative models
All applications are strictly limited to scientific and laboratory research environments.
Article Titles & Journals
- Magnetic Nanoactuator-Protein Fiber Coated Hydrogel Dressing for Well-Balanced Skin Wound
- QR678 & QR678 Neo Hair Growth Formulations: A Cellular Toxicity & Animal Efficacy Study.
- The human tri-peptide GHK and tissue remodeling.
- The effect of tripeptide-copper complex on human hair growth in vitro.
- The hair follicle-stimulating properties of peptide copper complexes. Results in C3H mice.
Fast, reliable shipping
We offer fast, reliable shipping through UPS and USPS.
Shipping Options
UPS shipping options include:
- Next Day Air
- 2nd Day Air
- 3 Day Select
- UPS Ground
Order Processing
- We ship Monday through Saturday.
- Orders placed before 6:00 PM EST / 3:00 PM PST are typically shipped the same day.
- Orders placed after the daily cutoff or on holidays will be processed on the next available shipping day.
Puerto Rico, Hawaii & Alaska
- Orders shipping to these destinations are sent via USPS unless alternative arrangements have been made in advance.
- Need a different shipping method? Contact us before placing your order so we can discuss available options.
Order Tracking
- Once your order has shipped, you'll receive a shipping confirmation email with tracking information so you can monitor your delivery.
- Orders totaling $200 or more qualify for FREE UPS 2nd Day Air shipping within the continental United States.
- Free 2nd Day Air shipping does not apply to orders shipping to Puerto Rico, Hawaii, or Alaska.
Handled correctly, stability holds
All peptides are supplied as sterile, lyophilized powder and are stable when handled correctly.
Store vials in a cool, dry place away from heat and direct sunlight.
For optimal longevity, keep lyophilized peptides refrigerated to help maintain integrity.
Use an appropriate research diluent (for example, BAC water). Store the reconstituted solution in the refrigerator and use within 20–30 days for best stability.
Minimize exposure to moisture and repeated freeze–thaw cycles. Follow your institution's safety procedures when handling research materials.
Frequently Asked Questions
PRODUCT & PURITY
This product is offered for laboratory and research use only. It is not intended for human consumption, medical use, therapeutic use, or veterinary use.
Yes, all of our products are sterile and sealed with a sterility plug and safety cap.
Our products undergo quality control internally at our lab and then 3rd party tested at Bioviridian (at their Texas facility) prior to shipment. All of our COA's are then posted on our site immediately upon receipt.
99% or higher. Period. The expected purity is listed on the individual product page or Certificate of Analysis, when available.
No. We are a manufacturing company and because these products are sold for research purposes only, we do not provide dosing, administration, or medical-use guidance.
Unless specifically stated otherwise, these products are not approved by the U.S. Food and Drug Administration for therapeutic or diagnostic use.
STORAGE & STABILITY
As a lyophilized powder, peptides are stable. Delays in shipments up to 7 days will have zero to minimal impact on efficacy of peptides. Most precautionary efforts must be made to maintain temperature consistency once reconstituted.
Store the product according to the storage recommendations provided on the label or accompanying documentation in your shipment. Proper storage helps maintain product integrity during its shelf life. Most peptides have an expiration date of 2 years if kept unreconstituted (lyophilized powder).
SHIPPING
Shipping times vary based on your location and the shipping method selected at checkout. We offer shipping options between 1 and 5 days.
No.
Once your order is processed, you will receive a shipping confirmation email with tracking information.
ORDERS
Each order includes the peptide vial as described on the product page above.
We accept all forms of credit cards and Zelle.
If your order has not yet been processed for shipment, we may be able to make changes. Please contact customer support as soon as possible after placing your order.
If your order arrives damaged or incorrect, contact our customer support team promptly at support@peaklabpeptides.com with your order number and photos of the package and product so we can assist you.
For the safety of our researchers and integrity of our products we can not accept returns whatsoever.
SUPPORT
If you have questions about your order or a product, please reach out through our customer support page or contact us at support@peaklabpeptides.com or call/text 605-524-2800.
Purity you can verify
TESTED
VERIFICATION
Peak Lab Peptides maintains quality-control processes and routinely performs third-party testing to support purity and identity verification. COAs are available upon request for applicable batches. Documentation may vary depending on production timelines.
AVAILABILITY
We aim to make batch-level documentation available whenever possible. Our goal is to expand COA access across the full catalog as production capacity grows.
All products are for laboratory research use only and are not intended for human consumption.
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