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

Glutathione 99.6% Purity — Independent Peptide/Setting the BarCertificate of Analysis · Independent third-party lab result

Tested purity 99.6% High purity · 99.564%
Dose vs label +5.7% Over the labeled dose
Evidence Source archived
Test date
2026-04-01
Testing lab
Freedom Diagnostics
Batch / lot
Quantity
1585.46 mg
label 1500mg · tested 1585.46 mg
Endotoxins
Assay method
HPLC + MS
Label dose
1500mg
Context

How this result compares

This Glutathione certificate's tested purity of 99.56% ranks higher than 26% of the 401 Glutathione certificates with a purity result we have catalogued (median 99.74%).

Tested 2026-04-01 by Freedom Diagnostics via HPLC + MS. This test is newer than 51% of our catalogued Glutathione certificates.

Independent Peptide/Setting the Bar has 5 certificates in our corpus, including 1 for Glutathione at a median tested purity of 99.56%.

Manufacturer
Independent Peptide/Setting the Bar
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

sha256:3cf4c1c4b81d3b52… — immutable copy held by TitrateLab

Download the saved PDF (sha256 3cf4c1c4b81d…)
Related

Other Glutathione certificates

All Glutathione results & stats
This certificate is part of TitrateLab's community-trust corpus. See more from Independent Peptide/Setting the Bar or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →