Retatrutide 100.0% Purity — Mai PeptideCertificate of Analysis · Independent third-party lab result
LabE tested this retatrutide batch (November 4,2025) at 99.95% purity via HPLC. The tested quantity was 18.1mg against a 20mg label, representing a 9.5% deviation. Endotoxin status is not applicable for this test type. The test is recent (3-6 months old) and customers can cross-check on the lab's public verification URL.
- quantity deviation (-9.5%)
- no endotoxin test
- Test date
- 2026-01-07
- Testing lab
- LabE
- Batch / lot
- November 4,2025
- Quantity
- 18.1mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 8.6
- Label dose
- 20mg
How this result compares
This Retatrutide certificate's tested purity of 99.95% ranks higher than 91% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-01-07 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 38% of our catalogued Retatrutide certificates.
Mai Peptide has 77 certificates in our corpus, including 32 for Retatrutide at a median tested purity of 99.80%.
Test report image
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