GHK-Cu × s1research.net — lab test, April 2026
COA 2604200215 matches freedomdiagnosticstesting.com's public record. So this test doesn't rest on our review alone — the lab confirms it too.
Step2604200215Test 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 116.44 mg
116% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 29.1 mg using the measured mass, against 25 mg on the label — 16% 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 | 2604200215 |
|---|---|
| Portal lookup | ✓ Lab-verified |
| Checked | 3 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 s1research.net, performed by freedomdiagnosticstesting.com on April 21, 2026. Reported purity: 99.79%. Net content: 116.44 mg against 100 mg labeled (116% of label). Tested content exceeds the labeled amount by 16%. Endotoxins: Pass (≤0.05 EU/mL). Batch GHK04172651. Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
Other lots of GHK-Cu from s1research.net
| Lot | Tested | Lab | Purity | vs label | Status |
|---|---|---|---|---|---|
| GH051026S1 | 19 May 2026 | ILS Laboratories | 99.67% | 103% | ✓ 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