Retatrutide 99.8% Purity — OupeptideCertificate of Analysis · Independent third-party lab result
This COA was tested by an independent third-party lab, LabG. The retatrutide was found to be 99.8% pure via HPLC and mass quantification. The tested quantity of 35.2mg significantly exceeded the 30mg label, a deviation of 17.3%. Endotoxin status is not applicable for this test. The test is recent, performed less than 3 months ago. Customers can verify this report via the lab's public URL.
- no endotoxin test
- quantity deviation (17.3%)
- no batch ID
- Test date
- 2026-03-04
- Testing lab
- LabG
- Batch / lot
- (no batch ID)
- Quantity
- 35.2mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 5.1
- Label dose
- 30mg
How this result compares
This Retatrutide certificate's tested purity of 99.80% ranks higher than 43% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-03-04 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 58% of our catalogued Retatrutide certificates.
Oupeptide has 188 certificates in our corpus, including 61 for Retatrutide at a median tested purity of 99.80%.
Test report image
Finnrick
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 labSaved source document
sha256:12e1ce11c3577e23…
— immutable copy held by TitrateLab