Retatrutide 99.6% Purity — Zhuoyan LabCertificate of Analysis · Independent third-party lab result
LabF tested this retatrutide at 99.56% purity via HPLC and mass quantification. The tested quantity was 5.62mg against a 5mg label, showing a 12.4% deviation. Endotoxin status is unknown. The test is older (6-12 months), but customers can cross-check on the lab's public verification URL.
- no endotoxin test
- older (6-12 months)
- quantity deviation (12.4%)
- Test date
- 2025-08-06
- Testing lab
- LabF
- Batch / lot
- (no batch ID)
- Quantity
- 5.62mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 5.1
- Label dose
- 5mg
How this result compares
This Retatrutide certificate's tested purity of 99.56% ranks higher than 17% of the 9823 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2025-08-06 by LabF via HPLC + mass quantification + endotoxins. This test is newer than 10% of our catalogued Retatrutide certificates.
Zhuoyan Lab has 39 certificates in our corpus, including 13 for Retatrutide at a median tested purity of 99.70%.
Test report image
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