GHK-Cu 99.8% Purity — (discovered via overwatch)Certificate of Analysis · Independent third-party lab result
This COA was tested by Janoshik, an independent third-party lab. However, key details such as purity, test method, batch ID, and quantity are missing from the report. While the test date is recent (under 3 months), the lack of critical information makes it difficult to assess the product's quality. Customers can cross-check on the lab's public verification URL, but the report itself is incomplete.
- no purity data
- no batch ID
- no quantity data
- Test date
- 2026-03-27
- Testing lab
- Janoshik
- Batch / lot
- —
- Quantity
- 115.93 mg
- Endotoxins
- —
- Assay method
- —
- Label dose
- 100mg
How this result compares
This GHK-Cu certificate's tested purity of 99.83% ranks higher than 53% of the 2433 GHK-Cu certificates with a purity result we have catalogued (median 99.82%).
Tested 2026-03-27 by Janoshik. This test is newer than 59% 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