GHK-Cu — GYCCertificate of Analysis · Independent third-party lab result
Source attribution for this COA is incomplete, as it's derived from a blend. The test, dated February 12, 2026, reports a tested quantity of 60.58mg. Purity and endotoxin results are not available. Customers should treat this as one data point, not as confirmation.
- unknown purity
- no endotoxin test
- unknown batch ID
- Test date
- 2026-02-12
- Testing lab
- Janoshik
- Batch / lot
- —
- Quantity
- —
- Endotoxins
- —
- Assay method
- —
How this result compares
We have catalogued 2867 GHK-Cu certificates; across the 2587 with a purity result the median tested purity is 99.82%.
Tested 2026-02-12 by Janoshik. This test is newer than 42% of our catalogued GHK-Cu certificates.
GYC has 284 certificates in our corpus, including 8 for GHK-Cu at a median tested purity of 99.88%.
Test report image
janoshik_blend_derived
Artifact capturedWe have the certificate image (SHA-256 hash captured) — you can verify it loads from the upstream lab and matches the artifact shown here.
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