Retatrutide 99.4% Purity — Mai PeptideCertificate of Analysis · Independent third-party lab result
LabE tested this retatrutide batch (12/2025) at 99.43% purity via HPLC. The tested quantity was 9.53mg, showing a -4.7% deviation from the 10mg label. Endotoxin status is not available, and the test is recent (3-6 months old). Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- quantity deviation (-4.7%)
- Test date
- 2026-01-29
- Testing lab
- LabE
- Batch / lot
- 12/2025
- Quantity
- 9.53mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 8.9
- Label dose
- 10mg
How this result compares
This Retatrutide certificate's tested purity of 99.43% ranks higher than 12% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-01-29 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 45% 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
Finnrick
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