Skin, Hair & Aesthetics · live pricing
Where to Buy GHK-Cu — Cheapest Vendor in 2026
Live GHK-Cu pricing across every research peptide vendor we track, ranked by price per mg. Updated daily. Right now the cheapest source is Ion Peptide at $0.45/mg.
GHK-Cu vendor ranking — cheapest first
Research profile
Mechanism, dosing, half-life, peer-reviewed studies for GHK-Cu.
Coupon codes
Every active vendor coupon for GHK-Cu, click-to-copy.
Reconstitution calculator
Vial size + BAC water → concentration, syringe units, doses per vial.
What is GHK-Cu?
GHK-Cu (copper peptide, glycyl-L-histidyl-L-lysine:copper(II)) is a naturally occurring tripeptide-copper complex with the amino acid sequence Gly-His-Lys chelated to a copper(II) ion. It has a molecular weight of 403.93 Da and a CAS number of 49557-75-7. GHK-Cu was first identified in human plasma by Pickart and Thaler in 1973, who observed that plasma from young individuals (age 20-25) stimulate… Read the full GHK-Cu research profile
Buying GHK-Cu — FAQ
Where can I buy GHK-Cu online?
GHK-Cu is available from 7 verified research peptide vendors tracked on BodyHackGuide. The cheapest current price per mg is Ion Peptide at $0.45/mg. Tap any "Buy" button on this page to go directly to the vendor's product page.
What's the cheapest price for GHK-Cu?
Right now the lowest price per mg comes from Ion Peptide at $0.45/mg ($45.00 for 100mg). Daily price snapshots keep this ranking current — bookmark for the live cheapest source.
Is buying GHK-Cu online safe?
Vendor safety varies. BodyHackGuide ranks every vendor on a 0-100 Trust Score (COA verification, payment transparency, community feedback, shipping practices). Vendors below the Trust Score threshold aren't surfaced on this page. The vendor profile linked from each listing shows their full score breakdown.
Do I need a prescription for GHK-Cu?
GHK-Cu is sold for research-use-only by the vendors on this page — no prescription required for research purchases. None of these vendors sell GHK-Cu for human consumption, and BodyHackGuide doesn't promote off-label use. Always consult a licensed practitioner before any compound enters a clinical context.
Affiliate disclosure. BodyHackGuide may earn a commission from purchases made via the links on this page — at no additional cost to you. Vendor rankings are based purely on live price-per-mg data and the published Trust Score rubric. We don't accept payment for editorial placement. See our full affiliate disclosure .