Retatrutide 99.8% Purity — Zlz PeptideCertificate of Analysis · Independent third-party lab result
LabG tested this retatrutide batch (2026013010) at 99.8% purity via HPLC and mass quantification. The tested quantity was 16.9mg against a 15mg label, a deviation of +12.7%. Endotoxin status is not applicable, and the test is recent (under 3 months). Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- quantity deviation (+12.7%)
- Test date
- 2026-03-29
- Testing lab
- LabG
- Batch / lot
- [PHONE_REDACTED] ([NAME_REDACTED])
- Quantity
- 16.9mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 7.7
- Label dose
- 15mg
How this result compares
This Retatrutide certificate's tested purity of 99.80% ranks higher than 43% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-03-29 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 63% of our catalogued Retatrutide certificates.
Zlz Peptide has 274 certificates in our corpus, including 100 for Retatrutide at a median tested purity of 99.84%.
Test report image
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