GHK-Cu COA: lot-by-lot third-party results
1 verified lot for GHK-Cu is on file, tested by Vanguard Laboratory with purity 99.80%. Test dates: Sep 18, 2026. Figures come from the same third-party packet that powers the Quality lot table — not restated from marketing copy.
For laboratory research use only. Not for human or veterinary use.
Verified lots
Lot table for GHK-Cu
| Lot | Size | SKU | Tested | Method | Result |
|---|---|---|---|---|---|
| Z6P2 | 50 mg | PPL-0055 (Cu50) | Sep 18, 2026 | HPLC-UV/VIS (Vanguard Laboratory) | GHK-Cu >99.80% (qty 49.88 mg), Vanguard Laboratory, A2LA accredited |
Full laboratory reports: download the third-party COA PDF. Shop the compound: GHK-Cu.
How to match your vial to this COA
- Read the lot number on the vial label (and the SKU if printed).
- Find the same lot in the table above or in the downloadable PDF.
- Confirm product name, test date, method and result lines match.
- Or scan the QR code on the vial to open the certificate for that lot.
More on reading identity, purity and content lines: how to read a peptide COA. All compounds: COA index.
Asked often
Where can I see the COA for GHK-Cu?
This page lists every verified GHK-Cu lot published in our Quality lot table, with links to the full third-party COA PDF and the product page. You can also open the Quality page lot table or scan the QR code on your vial to open the certificate for that lot.
Who tested this lot?
The lots on this page were tested by Vanguard Laboratory, as recorded in the third-party testing packet compiled for Pure Pet Peptide. Method and lab names appear in the lot table below. The downloadable PDF holds the full laboratory reports.
Is GHK-Cu third-party tested?
Yes. Each listed GHK-Cu lot was verified by an independent laboratory for identity and purity. Published results on this page show 1 lot with purity 99.80%. Testing documents the powder. It does not authorize use outside laboratory research.
How do I match my vial to this COA?
Read the lot number printed on the vial label. Find the same lot in the table on this page or in the downloadable PDF. Confirm the product name, SKU, test date and result lines match. Every vial also carries a QR code that opens the certificate for its lot.
For laboratory research use only. Not for human or veterinary use.
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