GHK-Cu × peptidology.co — lab test, August 2025
Vanguard Laboratory publishes a public verification portal. Any test attributed to this lab can be looked up and confirmed directly with the lab — so this result doesn't rest on our review alone.
This certificate carries no lookup code.
Test results
This is a purity and identity analysis. Sterility, endotoxins, and heavy metals were not screened — a high purity figure says nothing about those.
About this test
Label 80 mg · Lab measured 76.1 mg
95% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 19 mg using the measured mass, against 20 mg on the label — 5% less.
One vial from this lot was weighed by the laboratory, not yours. This page reports what the certificate says; it does not recommend a dose.
Independent HPLC purity analysis of KLOW from peptidology.co, performed by Vanguard Laboratory on August 11, 2025. Reported purity: 99%. Net content: 76.1 mg against 80 mg labeled (95% of label). Batch 1360. Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
Other lots of GHK-Cu from peptidology.co
| Lot | Tested | Lab | Purity | vs label | Status |
|---|---|---|---|---|---|
| 01-029-PD-1358 | 29 Jul 2025 | Vanguard Laboratory | 99.72% | 130% | Unverified |
| 01-029-PD-1353 | 2 Apr 2025 | Vanguard Laboratory | 99.5% | 106% | Unverified |
Batches this shop has published a certificate for, newest first. A lot whose printed value cannot identify a batch is not listed.
Have you tested this peptide?
Submit your third-party lab test to help the community verify purity claims. Every report is reviewed before publication.
Community discussion