GHK-Cu — Modern Research LLCCertificate of Analysis · Independent third-party lab result
Source attribution for this COA is incomplete, derived from a Janoshik blend test. The quantity tested was 61.33mg against a 50mg label, showing a 22.66% deviation. Purity and endotoxin results are unknown. The test date is recent (under 3 months). Customers should treat this as one data point, not as confirmation.
- unknown purity
- unknown endotoxin
- high quantity deviation
- Test date
- 2026-02-23
- Testing lab
- Janoshik
- Batch / lot
- —
- Quantity
- —
- Endotoxins
- —
- Assay method
- —
How this result compares
We have catalogued 2853 GHK-Cu certificates; across the 2573 with a purity result the median tested purity is 99.82%.
Tested 2026-02-23 by Janoshik. This test is newer than 48% of our catalogued GHK-Cu certificates.
Modern Research LLC has 172 certificates in our corpus, including 8 for GHK-Cu at a median tested purity of 99.96%.
Test report image
janoshik_blend_derived
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