AHK-Cu
Also known as: ahk copper, copper tripeptide-2
AHK-Cu (copper tripeptide-2) is the copper complex of the tripeptide alanine–histidine–lysine, used as a cosmetic and research peptide.
Caliber Peptide Index tracks AHK-Cu across 4 research-peptide vendors, with the lowest listed price at $0.41/mg (100mg) at Eliteresearchlab as of 2026-05-31. Prices below are normalized to dollars per milligram so different vial sizes can be compared on an equal basis. AHK-Cu is sold by third-party vendors for research use only.
Research Applications
Studied in cosmetic-science research on copper-peptide chemistry and skin biology.
Safety Considerations
Sold as a cosmetic and research ingredient for topical formulation and laboratory use only — not for human consumption.
Available From 4 Vendors — Sorted by $/mg
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Frequently asked
- How many vendors sell AHK-Cu?
- Caliber Peptide Index currently tracks 4 research peptide vendors listing AHK-Cu.
- What is the lowest tracked price for AHK-Cu?
- The lowest tracked price for AHK-Cu is $0.41/mg (100mg) at Eliteresearchlab. Prices are sorted by dollars per milligram so different vial sizes can be compared on an equal basis.
- How often are AHK-Cu prices updated?
- Vendor prices are refreshed by our automated scraper (most recent update: 2026-05-31). Always confirm the current price on the vendor's site before purchase.
Caliber Peptide Index is a directory. We do not test, score, or endorse any vendor. Prices listed are what each vendor publishes; verify on the vendor's site before purchase.
Products listed for research purposes only — not for human consumption. Wiki content is summarized from publicly available research literature and is not medical advice.