TitrateLab · Certificate of Analysis

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

Tested purity 99.8% High purity · 99.81%
Dose vs label +0.8% Essentially at label
Evidence Source archived Blend
Test date
2026-06-29
Testing lab
Freedom Diagnostics
Batch / lot
GTT1500-06242026
Quantity
1512.03 mg
label 1500mg · tested 1512.03 mg
Endotoxins
Assay method
HPLC + MS
Label dose
1500mg
Context

How this result compares

This Glutathione certificate's tested purity of 99.81% ranks higher than 61% of the 401 Glutathione certificates with a purity result we have catalogued (median 99.74%).

Tested 2026-06-29 by Freedom Diagnostics via HPLC + MS. This test is newer than 96% of our catalogued Glutathione certificates.

Ion Peptide has 244 certificates in our corpus, including 5 for Glutathione at a median tested purity of 99.81%.

Manufacturer
Ion Peptide
View vendor profile
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
1500mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:bcb6a8b9a2edd250… — immutable copy held by TitrateLab

Download the saved PDF (sha256 bcb6a8b9a2ed…)
Related

Other Glutathione certificates

This certificate is part of TitrateLab's community-trust corpus. See more from Ion Peptide or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →