GHK-Cu × Peptira — lab test, October 2025
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Test results
Not on file for this certificate: sterility and heavy metals. A purity figure says nothing about those.
About this test
Label 100 mg · Lab measured 84.23 mg
84% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 21.1 mg using the measured mass, against 25 mg on the label — 16% 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 GHK-Cu from Peptira, performed by Freedom Diagnostics on October 13, 2025. Reported purity: 99.83%. Net content: 84.23 mg against 100 mg labeled (84% of label). Tested content is 16% below the labeled amount. Endotoxins: <0.05 EU/mL (Both replicates PASS). Batch GHK100-001. Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
Other lots of GHK-Cu from Peptira
| Lot | Tested | Lab | Purity | vs label | Status |
|---|---|---|---|---|---|
| GHK50-007 | 18 Jan 2026 | Freedom Diagnostics | 99.75% | 116% | Unverified |
| GHK50-006 | 11 Jan 2026 | Freedom Diagnostics | 99.83% | 104% | Unverified |
| GHK50-003 | 26 Dec 2025 | Freedom Diagnostics | 99.034% | 103% | Unverified |
| GHK100-002 | 26 Dec 2025 | Freedom Diagnostics | 99.02% | 106% | Unverified |
| GHK50-004 | 12 Dec 2025 | Freedom Diagnostics | 99.991% | 99% | Unverified |
| GHK50-005 | 10 Nov 2025 | Freedom Diagnostics | 99.614% | 87% | Unverified |
| GHK50-002 | 12 Sept 2025 | Freedom Diagnostics | 99.006% | 102% | Unverified |
| GHK50-001 | 13 Aug 2025 | Janoshik Labs | 99.971% | 127% | Unverified |
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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