GHK-Cu × s1research.net — lab test, May 2026
COA ACC-2026-2534 matches ILS Laboratories's public record. So this test doesn't rest on our review alone — the lab confirms it too.
LI3OJVSBTest 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 1000 mg · Lab measured 1027.92 mg
103% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 257 mg using the measured mass, against 250 mg on the label — 3% 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 | ACC-2026-2534 |
|---|---|
| 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 | ILS Laboratories's portal shows validity only |
| Weight | Counts as one lab test |
Independent HPLC purity analysis of GHK-Cu from s1research.net, performed by ILS Laboratories on May 19, 2026. Reported purity: 99.67%. Net content: 1027.92 mg against 1000 mg labeled (103% of label). Batch GH051026S1. 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 |
|---|---|---|---|---|---|
| GHK04172651 | 21 Apr 2026 | freedomdiagnosticstesting.com | 99.79% | 116% | ✓ Lab-verified |
Batches this shop has published a certificate for, newest first. A lot whose printed value cannot identify a batch is not listed.
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