GHK-Cu × felixchem.is — lab test, February 2026
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Test 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 50 mg · Lab measured 52.99 mg
106% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 13.2 mg using the measured mass, against 12.5 mg on the label — 6% 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.
Independent HPLC purity analysis of GHK-Cu from felixchem.is, performed by freedomdiagnosticstesting.com on February 12, 2026. Reported purity: 99.657%. Net content: 52.99 mg against 50 mg labeled (106% of label). Batch 021025-G50-C. Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
Other lots of GHK-Cu from felixchem.is
| Lot | Tested | Lab | Purity | vs label | Status |
|---|---|---|---|---|---|
| 042326-GHS-C | 26 Apr 2026 | freedomdiagnosticstesting.com | 99.81% | 119% | Unverified |
| 041626-GHK-6 | 19 Apr 2026 | freedomdiagnosticstesting.com | 99.82% | 98% | Unverified |
| 041326-GHS-1 | 17 Apr 2026 | freedomdiagnosticstesting.com | 99.97% | 97% | Unverified |
| 022526-GLO-0 (black) | 27 Feb 2026 | freedomdiagnosticstesting.com | 99.923% | 907% | Unverified |
| 010226-KLO-9 | 5 Jan 2026 | freedomdiagnosticstesting.com | 99.829% | 201% | Unverified |
| 122925-KLO-9 | 31 Dec 2025 | freedomdiagnosticstesting.com | 99.849% | 189% | Unverified |
| 121525-GHK-5 | 23 Dec 2025 | freedomdiagnosticstesting.com | 99.954% | 99% | Unverified |
| 112425-KLO-C | 30 Nov 2025 | freedomdiagnosticstesting.com | 99.87% | 114% | 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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