TitrateLab · Certificate of Analysis
Tested vendor:ResearchPeps All Glutathione results & stats

Glutathione 99.5% Purity — ResearchPepsCertificate of Analysis · Independent third-party lab result

Tested purity 99.5% High purity · 99.55%
Dose vs label +3.4% Essentially at label
Evidence URL referenced
Test date
2026-07-02
Testing lab
Freedom Diagnostics
Batch / lot
62826
Quantity
620.38 mg
label 600mg · tested 620.38 mg
Endotoxins
—
Assay method
HPLC + MS
Label dose
600mg
Context

How this result compares

This Glutathione certificate's tested purity of 99.55% ranks higher than 25% of the 401 Glutathione certificates with a purity result we have catalogued (median 99.74%).

Tested 2026-07-02 by Freedom Diagnostics via HPLC + MS. This is the most recent Glutathione certificate on file.

ResearchPeps has 50 certificates in our corpus, including 2 for Glutathione at a median tested purity of 98.38%.

Manufacturer
ResearchPeps
View vendor profile
Source

freedom_diagnostic

URL referenced

This entry references an upstream lab URL we crawled. We did not save the artifact, so we can't prove the report still loads as it did when we catalogued it.

Method
HPLC + MS
Test type
freedom_composite
Dose
600mg
Catalogued
2026-07-04
Related

Other Glutathione certificates

Synthesis Peptides LLC Glutathione
99.7% 2026-07-02
Freedom Diagnostics Orbitrex Peptides Glutathione
99.7% 2026-07-02
Freedom Diagnostics GMR Peptides Glutathione
100.0% 2026-07-02
Freedom Diagnostics G3 Peptides Glutathione
99.7% 2026-07-02
Freedom Diagnostics Excel Aminos Glutathione
99.7% 2026-07-02
Freedom Diagnostics Evergreen Peptides LLC Glutathione
99.8% 2026-07-02
Freedom Diagnostics Shengtai Glutathione
99.8% 2026-07-01
Freedom Diagnostics Riptide Labs Glutathione
99.8% 2026-07-01
Freedom Diagnostics
All Glutathione results & stats
This certificate is part of TitrateLab's community-trust corpus. See more from ResearchPeps or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →