GHK-Cu 99.7% Purity — (discovered via overwatch)Certificate of Analysis · Independent third-party lab result
This COA was tested by Janoshik, an independent third-party lab. The report is for GHK-Cu and is recent (under 3 months old). However, specific purity, quantity, and endotoxin results are not available in this summary. Customers can cross-check on the lab's public verification URL.
- no purity data
- no quantity data
- no endotoxin test
- Test date
- 2026-03-17
- Testing lab
- Janoshik
- Batch / lot
- —
- Quantity
- 123.28 mg
- Endotoxins
- —
- Assay method
- —
- Label dose
- 100mg
How this result compares
This GHK-Cu certificate's tested purity of 99.67% ranks higher than 26% of the 2433 GHK-Cu certificates with a purity result we have catalogued (median 99.82%).
Tested 2026-03-17 by Janoshik. This test is newer than 56% of our catalogued GHK-Cu certificates.
Test report image
Janoshik (public)
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.
Verify on the upstream lab