Copper peptide
GHK-Cu.
7 vendors · €17–55
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
7 listings · unflagged vendors first · Listings data last updated October 2026
Best price per mg: Pepsup 50 mg at €0.60/mg.
5 mg
1 listing01
Direct Peptides EUVID-DIRECT-P · UK network · from £15.00
5 mg
99%
HPLC badge only (no reports published)
In stock
10–14 days
€3.40/mg
€17
10 mg
1 listing01
SwissChemsVID-SWISSCHE · US dispatch · from $24.70
10 mg
99%
HPLC · third-party COA
In stock
2–3 weeks
€2.10/mg
€21
50 mg
4 listings01
PepsupVID-PEPSUP · NL dispatch · €29.99 · 100 mg €54.99
50 mg
99%
No COA published (mfr claim 99%+)
In stock
NL 1–2 d · EU 2–5 d
€0.60/mg
€30
02
PEAK_PEPTIDEVID-PEAK-PEP · AT dispatch
50 mg
99.8%
Liquilabs per-batch COA · ICP-MS
Low stock
Dispatch 24–48 h
€0.70/mg
€35
03
Adria ScienceVID-ADRIA-SC · SI/CZ dispatch
50 mg
99.8%
Liquilabs per-lot COA · USP<85> · MS
In stock
Dispatch 1–3 days
€0.78/mg
€39
04
Particle PeptidesVID-PARTICLE · SK dispatch
50 mg
99.8%
Liquilabs (CZ) · batch 2026369, published 2026-10-16 · HPLC · FTIR · MS identity · microbial counts · endotoxin · elemental impurities · purity >99.8%Liquilabs · HPLC · FTIR · MS · TAMC/TYMC · LAL · Elemental impurities · Batch 2026369 · Oct 16, 2026
In stock
2–7 days
€1.10/mg
€55
Flagged vendors · documented, never recommended
01
CertaPeptidesVID-CERTAPEP · RO dispatch
50 mg
98%
Janoshik (selected lots)
In stock
3–7 days
€0.80/mg
€40
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 →