Glutathione 99.2% Purity — Shenzhen Jiacheng YiFeng TechCertificate of Analysis · Independent third-party lab result

Name: Glutathione COA — Shenzhen Jiacheng YiFeng Tech (99.2% purity)
Creator: Freedom Diagnostics
License: https://titratelab.com/terms

Tested purity 99.2% High purity · 99.236%

Dose vs label -6.2% Under the labeled dose

Evidence URL referenced

Test date: 2026-02-14
Testing lab: Freedom Diagnostics
Batch / lot: —
Quantity: 1407.20 mg
Endotoxins: —
Assay method: HPLC + MS
Label dose: 1500mg

Context

How this result compares

This Glutathione certificate's tested purity of 99.24% ranks higher than 11% of the 401 Glutathione certificates with a purity result we have catalogued (median 99.74%).

Tested 2026-02-14 by Freedom Diagnostics via HPLC + MS. This test is newer than 42% of our catalogued Glutathione certificates.

Shenzhen Jiacheng YiFeng Tech has 11 certificates in our corpus, including 1 for Glutathione at a median tested purity of 99.24%.

Manufacturer

Shenzhen Jiacheng YiFeng Tech

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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: 1500mg
Catalogued: 2026-07-04

Other Glutathione certificates

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