Glutathione × NextGen Peptides - Lab Test, February 2026
Test results
About this test
Glutathione 1456.80mg from NextGen Peptides achieves 99.242% purity according to this independent HPLC analysis with UV detection coupled to mass spectrometry. The test was conducted by Freedom Diagnostics Testing on February 27, 2026.
Glutathione is a tripeptide antioxidant researched for cellular protection, detoxification support, and immune function. A purity level of 99.242% demonstrates pharmaceutical-grade synthesis with minimal contamination and high product consistency.
The certificate of analysis (COA #2602040215) is available for download and includes chromatographic data and mass spectrometry confirmation. The sample appears as a white lyophilized powder.
Certificate of analysis
Have you tested this peptide?
Submit your third-party lab test to help the community verify purity claims. Every report is reviewed before publication.