Copper peptide
GHK-Cu.
3 vendors · CA$34–50
Gly-His-Lys copper complex. Researched for skin repair and mitochondrial function.
Live vendor register · grouped by strength
Every vendor. Cheapest per mg first, kits listed separately.
GHK-CU · price per mg
3 listings · unflagged vendors first · Listings data last updated October 2026
Best price per mg: Pepsup 50 mg at CA$0.96/mg.
10 mg
1 listing01
SwissChemsVID-SWISSCHE · US dispatch · from $24.70
10 mg
99%
HPLC · third-party COA
In stock
1–2 weeks
CA$3.40/mg
CA$34
50 mg
2 listings01
PepsupVID-PEPSUP · €29.99 · duties on delivery · 100 mg €54.99
50 mg
99%
No COA published (mfr claim 99%+)
In stock
NL dispatch · PostNL Tracked 2–5 business days
CA$0.96/mg
CA$48
02
Polar PeptidesVID-POLAR-PE · CA domestic
50 mg
99.41%
HPLC-UV only · Testides report HS1-GHK-Cu-50mg-051126-02, 2026-05-18 · no mass-spec identityTestides · HPLC-UV · Batch HS1-GHK-Cu-50mg-051126-02 · May 18, 2026 · Verify COA ↗
In stock
2–10 days
CA$1.00/mg
CA$50
Same research area
Similar compounds.
Long-form research guide
Longevity and Anti-aging Research. Mechanism + protocols + safety.
Telomere biology, epigenetic regulation, and extracellular matrix remodelling
Open the long-form guide for GHK-Cu →