GHK-Cu
Also known as: ghk copper, copper peptide, copper tripeptide-1, ghk-copper, Copper Peptide GHK
GHK-Cu is the copper(II) complex of the naturally occurring tripeptide glycyl-L-histidyl-L-lysine, first isolated from human plasma.
Caliber Peptide Index tracks GHK-Cu across 39 research-peptide vendors, with the lowest listed price at $0.40/mg (100mg) at Eliteresearchlab as of 2026-06-05. Prices below are normalized to dollars per milligram so different vial sizes can be compared on an equal basis. GHK-Cu is sold by third-party vendors for research use only.
Research Applications
Studied in cosmetic and research contexts 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.
Sources
Available From 39 Vendors — Sorted by $/mg
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Frequently asked
- How many vendors sell GHK-Cu?
- Caliber Peptide Index currently tracks 39 research peptide vendors listing GHK-Cu.
- What is the lowest tracked price for GHK-Cu?
- The lowest tracked price for GHK-Cu is $0.40/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 GHK-Cu prices updated?
- Vendor prices are refreshed by our automated scraper (most recent update: 2026-06-05). 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.