GHK-Cu × Peptuvia — supplier's lab test, lot 2026079100, July 2026
COA 204438 matches Janoshik Labs's public record. So this test doesn't rest on our review alone — the lab confirms it too.
The portal confirms the certificate. It can't show that a vial you buy from Peptuvia is from this batch — compare the lot on yours.
QSMG6UM8QWEGTest 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 92.2 mg
92% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 23.1 mg using the measured mass, against 25 mg on the label — 8% 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.
| Report number | 204438 |
|---|---|
| Portal lookup | ✓ Lab-verified |
| PDF vs portal | Janoshik Labs's portal shows validity only |
| Weight | Listed for information — supplier-provided, not counted |
HPLC purity analysis of GHK-Cu 100mg sold by Peptuvia, ordered by its supplier and performed by Janoshik Labs on July 28, 2026. Reported purity: 99.409%. Net content: 92.2 mg against 100 mg labeled (92% of label). Batch 2026079100. Sample source: supplier-provided. Certificate of analysis attached.
Certificate of analysis
Other lots of GHK-Cu from Peptuvia
| Lot | Tested | Lab | Purity | vs label | Status |
|---|---|---|---|---|---|
| TRCU20260710 | 6 Aug 2026 | Janoshik Labs | 99.562% | 106% | ✓ 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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