PeptideCompareAvailable strengths
50/100mg
Pen · pre-filled
This is the pen form of GHK-Cu. For the full scientific background, mechanism of action and evidence tier: see the GHK-Cu vial page →. Pen prices aren't directly comparable to vial €/mg (different volume, different dose per click) — hence a separate ranking.
Strength 50mg2
| # | Suppliers | Price | €/mg | |
|---|---|---|---|---|
| 1 |
 AL
AESTHETIC LABS
in stock
| €50.00 | €1/mg | Order → |
| 2 |
 NEX
NEXTGEN PEPTIDES
in stock
| €99.95 | €2/mg | Order → |
Strength 100mg1
| # | Suppliers | Price | €/mg | |
|---|---|---|---|---|
| 1 |
NEX
NEXTGEN PEPTIDES
in stock
| €139.95 | €1.4/mg | Order → |
Prices manually checked — source: publicly available supplier data. No affiliate links, no paid placement.