TitrateLab · Certificate of Analysis

Glutathione 99.6% Purity — Ion PeptideCertificate of Analysis · Independent third-party lab result

Tested purity 99.6% High purity · 99.56%
Dose vs label -5.5% Under the labeled dose
Evidence Source archived Blend
Test date
2026-04-25
Testing lab
Freedom Diagnostics
Batch / lot
GU600-04222026
Quantity
567.14 mg
label 600mg · tested 567.14 mg
Endotoxins
Assay method
HPLC + MS
Label dose
600mg
Context

How this result compares

This Glutathione certificate's tested purity of 99.56% ranks higher than 25% of the 401 Glutathione certificates with a purity result we have catalogued (median 99.74%).

Tested 2026-04-25 by Freedom Diagnostics via HPLC + MS. This test is newer than 59% 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
600mg
Catalogued
2026-07-04
Saved source

Saved source document

sha256:ecd4bdd401c53bad… — immutable copy held by TitrateLab

Download the saved PDF (sha256 ecd4bdd401c5…)
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 →