Retatrutide 100.0% Purity — Rayshine Peptide BiochemicalsCertificate of Analysis · Independent third-party lab result
LabE tested this retatrutide at 99.95% purity via HPLC and mass quantification. However, the tested quantity of 8.41mg significantly deviates from the 5mg label, showing a 68.2% overage. Endotoxin status is unknown, and no batch ID was provided. The test is recent (3-6 months old), and a verification URL is available.
- quantity deviation (68.2%)
- no endotoxin test
- no batch ID
- Test date
- 2026-01-19
- Testing lab
- LabE
- Batch / lot
- (no batch ID)
- Quantity
- 8.41mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 4.4
- Label dose
- 5mg
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 2026-01-19 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 41% of our catalogued Retatrutide certificates.
Rayshine Peptide Biochemicals has 26 certificates in our corpus, including 10 for Retatrutide at a median tested purity of 99.71%.
Test report image
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