Retatrutide 99.8% Purity — Royal PeptidesCertificate of Analysis · Independent third-party lab result
LabG tested this retatrutide at 99.8% purity using HPLC and mass quantification. The tested quantity was 14.6mg against a 15mg label (-2.7% deviation). Endotoxin status is not applicable for this test type. The test is recent (under 3 months old). Customers can cross-check on the lab's public verification URL.
- no batch ID
- no endotoxin test
- Test date
- 2026-03-13
- Testing lab
- LabG
- Batch / lot
- (no batch ID)
- Quantity
- 14.6mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 7.8
- Label dose
- 15mg
How this result compares
This Retatrutide certificate's tested purity of 99.80% ranks higher than 43% of the 9822 Retatrutide certificates with a purity result we have catalogued (median 99.83%).
Tested 2026-03-13 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 60% of our catalogued Retatrutide certificates.
Royal Peptides has 39 certificates in our corpus, including 18 for Retatrutide at a median tested purity of 99.72%.
Test report image
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