All Glutathione Certificate of Analysis results— 401 COAs
TitrateLab · Certificate of Analysis

Glutathione 99.8% Purity — AACertificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity · 99.84%
Dose vs label -1.4% Essentially at label
Evidence Source archived
Test date
2026-04-26
Testing lab
Freedom Diagnostics
Batch / lot
GLU-0402
Quantity
1182.87 mg
label 1200mg · tested 1182.87 mg
Endotoxins
Assay method
HPLC + MS
Label dose
1200mg
Context

How this result compares

This Glutathione certificate's tested purity of 99.84% ranks higher than 68% of the 401 Glutathione certificates with a purity result we have catalogued (median 99.74%).

Tested 2026-04-26 by Freedom Diagnostics via HPLC + MS. This test is newer than 59% of our catalogued Glutathione certificates.

Manufacturer
AA
Source

Freedom Diagnostic

Source archived

We archived this certificate's source document — an immutable, SHA-256-fingerprinted copy held by TitrateLab (see Saved source document below). It stays verifiable even if the upstream page disappears.

Method
HPLC + MS
Test type
freedom_composite
Dose
1200mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:8d67dc4b32112ee6… — immutable copy held by TitrateLab

Download the saved PDF (sha256 8d67dc4b3211…)
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