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Purity · passShop-provided sample

Glutathione × Coffee and Peppers — Lab Test, January 2026

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
99.808%
Excellent purity only
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Test results

6 data points
Purity
99.808%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
1500 mg
Tested qty
1445.61 mg
Qty match
96% of labeled · -4%
0label125%
Batch / Lot
N/A
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 coffeeandpeppers.com, performed by freedomdiagnosticstesting.com on January 8, 2026. Reported purity: 99.808%. Net content: 1445.61 mg against 1500 mg labeled (96% of label). Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
HPLC-MS certificate of analysis for Glutathione 1500mg from Coffee and Peppers showing 99.808% purity
Issued by freedomdiagnosticstesting.com · Jan 08, 2026 · Batch N/A

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The 87 other Glutathione tests on Peptigrity range from 96.10% to 99.99%. This one sits at 99.81%.

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