GHK-Cu × pepgenicsresearch peptides — lab test, April 2026
COA 2603300360 matches freedomdiagnosticstesting.com's public record. So this test doesn't rest on our review alone — the lab confirms it too.
PepG2603300360Test 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 100 mg · Lab measured 105.35 mg
105% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 26.3 mg using the measured mass, against 25 mg on the label — 5% more.
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.
| Report number | 2603300360 |
|---|---|
| Portal lookup | ✓ Lab-verified |
| Checked | 13 Aug 2026date taken from the record, not from a logged check |
| Checked by | Peptigrity staff, against the lab's portal |
| PDF vs portal | freedomdiagnosticstesting.com's portal shows validity only |
| Weight | Counts as one lab test |
Independent HPLC purity analysis of GHK-Cu from pepgenicsresearch peptides, performed by freedomdiagnosticstesting.com on April 1, 2026. Reported purity: 98.606%. Net content: 105.35 mg against 100 mg labeled (105% of label). Batch PGR-HK100031326. Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
Other lots of GHK-Cu from pepgenicsresearch peptides
| Lot | Tested | Lab | Purity | vs label | Status |
|---|---|---|---|---|---|
| GK50060826Q | 17 Jul 2026 | freedomdiagnosticstesting.com | 99.71% | 100% | ✓ Lab-verified |
| PGR-GKS0041026 | 22 Apr 2026 | freedomdiagnosticstesting.com | 99.35% | 113% | ✓ Lab-verified |
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