Retatrutide 99.8% Purity — Mix PeptidesCertificate of Analysis · Independent third-party lab result
This COA was tested by an independent third-party lab, LabE. The retatrutide batch (2025B53-11) showed 99.8% purity via HPLC and mass quantification. The tested quantity was 7.3% above the 15mg label, and endotoxin status was not applicable. The test is recent (3-6 months old) and customers can verify it on the lab's public URL.
- no endotoxin test
- quantity deviation (7.3% over)
- Test date
- 2026-01-26
- Testing lab
- LabE
- Batch / lot
- 2025B53-11
- Quantity
- 15.9mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 8.5
- Label dose
- 15mg
How this result compares
This Retatrutide certificate's tested purity of 99.80% ranks higher than 43% of the 9823 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-01-26 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 44% of our catalogued Retatrutide certificates.
Mix Peptides has 93 certificates in our corpus, including 29 for Retatrutide at a median tested purity of 99.76%.
Test report image
Finnrick
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Verify on the upstream labSaved source document
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