Retatrutide 99.9% Purity — M PeptidesCertificate of Analysis · Independent third-party lab result
LabE tested this retatrutide at 99.9% purity via HPLC and mass quantification. However, the tested quantity was significantly lower than the label (9.08mg vs 15mg, a -39.5% deviation), and endotoxin status is unknown. The test is recent (under 3 months), and customers can cross-check on the lab's public verification URL.
- quantity deviation (-39.5%)
- no endotoxin test
- no batch ID
- Test date
- 2026-02-18
- Testing lab
- LabE
- Batch / lot
- (no batch ID)
- Quantity
- 9.08mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 4.8
- Label dose
- 15mg
How this result compares
This Retatrutide certificate's tested purity of 99.90% ranks higher than 70% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-02-18 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 53% of our catalogued Retatrutide certificates.
M Peptides has 22 certificates in our corpus, including 9 for Retatrutide at a median tested purity of 99.70%.
Test report image
Finnrick
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