Retatrutide 99.8% Purity — Welon Peptide SolutionsCertificate of Analysis · Independent third-party lab result
LabE tested this retatrutide at 99.84% purity via HPLC, with mass quantification and endotoxin testing also performed. The tested quantity of 9.74mg was within 3% of the 10mg label, and endotoxins were reported as low. This test is recent, performed less than 3 months ago, and a verification URL is available.
- no batch ID
- Test date
- 2026-02-22
- Testing lab
- LabE
- Batch / lot
- (no batch ID)
- Quantity
- 9.74mg
- Endotoxins
- low
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 7.8
- Label dose
- 10mg
How this result compares
This Retatrutide certificate's tested purity of 99.84% ranks higher than 52% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-02-22 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 55% of our catalogued Retatrutide certificates.
Welon Peptide Solutions has 39 certificates in our corpus, including 14 for Retatrutide at a median tested purity of 99.89%.
Test report image
Finnrick
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