Retatrutide 99.8% Purity — OupeptideCertificate of Analysis · Independent third-party lab result
This COA was tested by an independent third-party lab, LabE. The retatrutide was found to be 99.8% pure via HPLC, but the tested quantity was 8.86mg against a 10mg label, representing an 11.4% deviation. Endotoxin status is not applicable. The test is older (6-12 months).
- quantity deviation (-11.4%)
- older (6-12 months)
- no batch ID
- Test date
- 2025-08-21
- Testing lab
- LabE
- Batch / lot
- (no batch ID)
- Quantity
- 8.86mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 5.9
- Label dose
- 10mg
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 2025-08-21 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 12% 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
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