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Purity · passBatch · GLU1.5-122925Shop-provided sample

Glutathione × IonPeptide — Lab Test, December 2025

Tested · submitted by @Frank 👑 Legend
Sample source: shop-provided. The shop chose and sent this vial. Samples bought at retail by a member carry more weight.How we weigh evidence →
HPLC Purity
99.734%
Excellent purity only
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Independent verification available

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Test results

7 data points
Purity
99.734%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
1500 mg
Tested qty
1455.61 mg
Qty match
97% of labeled · -3%
0label125%
Batch / Lot
GLU1.5-122925
Container
White Lyophilized Powder
Tested by

This is a purity and identity analysis. Sterility, endotoxins, and heavy metals were not screened — a high purity figure says nothing about those.

About this test

Independent HPLC purity analysis of Glutathione from ionpeptide.com, performed by freedomdiagnosticstesting.com on December 31, 2025. Reported purity: 99.734%. Net content: 1455.61 mg against 1500 mg labeled (97% of label). Batch GLU1.5-122925. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
HPLC certificate of analysis for Glutathione 1500mg from IonPeptide showing 99.734% purity
Issued by freedomdiagnosticstesting.com · Dec 31, 2025 · Batch GLU1.5-122925

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The 87 other Glutathione tests on Peptigrity range from 96.10% to 99.99%. This one sits at 99.73%.

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