Penguin Peptides GHK-Cu
Evidence Score 37/100 · 2 of 4 GHK-Cu lab reports confirmed by the issuing lab
As of October 2, 2026, Penguin Peptides lists GHK-Cu in 50, 100 mg from $54. It publishes 4 GHK-Cu lab reports; 2 are confirmed in the issuing lab's own records, the newest dated January 22, 2026.
GHK-Cu lab reports confirmed by the issuing lab
- January 22, 2026Janoshikpurityview report ↗
- January 22, 2026Janoshikpurityview report ↗
2 more GHK-Cu reports published by Penguin Peptides aren't matched to a lab's records yet.
GHK-Cu price at Penguin Peptides
- From
- $54
- Best per mg
- —
- Typical per mg
- $0.62/mg
- Sizes
- 50, 100 mg
From Penguin Peptides's own store, as of October 2, 2026; shipping and discounts not included.
Other GHK-Cu sellers with lab-confirmed reports
- Nextgen Peps91/100 · 2 confirmed · $0.59/mg
- Hydro Research Peptides90/100 · 7 confirmed · $0.55/mg
- Solyn90/100 · 4 confirmed · $0.96/mg
- Direct Peptides89/100 · 31 confirmed
- BioLongevity Labs88/100 · 7 confirmed · $1.70/mg
- Panda Peptides88/100 · 6 confirmed
Penguin Peptides GHK-Cu questions
Is Penguin Peptides's GHK-Cu lab tested?
Yes. As of October 2, 2026, Penguin Peptides publishes 4 GHK-Cu lab reports, and PepAssess matched 2 to the issuing lab's own records (Janoshik). The newest confirmed report is dated January 22, 2026.
How much is GHK-Cu at Penguin Peptides?
From $54 (50, 100 mg), as of October 2, 2026. Prices come from Penguin Peptides's own store and exclude shipping and discounts.
Is there a Penguin Peptides coupon code for GHK-Cu?
PepAssess has no confirmed Penguin Peptides code as of October 2, 2026. GHK-Cu sellers with lab-confirmed reports and a code: Hydro Research Peptides, PepAssess20 (20% off) and BioLongevity Labs, PEPASSESS (15% off).
Who else sells lab-tested GHK-Cu?
As of October 2, 2026, the highest-scoring GHK-Cu sellers with a lab-confirmed report, besides Penguin Peptides: Nextgen Peps (91/100, 2 confirmed), Hydro Research Peptides (90/100, 7 confirmed) and Solyn (90/100, 4 confirmed).