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Purity · pass✓ Lab-verifiedShop-provided sample

Glutathione × nscompounds.com — lab test, August 2026

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Tested · submitted by Peptigrity Team Member 01PEPTIGRITY TEAM
Filed by Peptigrity Team Member 01 ·
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
99.491%
Excellent purity only
↓ Download COA
Independently confirmed on the lab’s portal✓ Extra check

COA KVR-2026-6DEBBF matches Kovera Labs's public record. So this test doesn't rest on our review alone — the lab confirms it too.

Lookup codeKM6HSZX
Look it up on Kovera Labs ↗Checked Aug 20, 2026

Test results

7 data points
Purity
99.491%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
1500 mg
Tested qty
1511.77 mg
Qty match
101% of labeled · +1%
Batch / Lot
GT152601
COA number
KVR-2026-6DEBBF
Container
Purple cap / Silver crimp
Tested by
Kovera LabsView profile →

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

What’s in the vial

Label 1500 mg · Lab measured 1511.77 mg

101% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 377.9 mg using the measured mass, against 375 mg on the label — 1% more.

One vial from this lot was weighed by the laboratory, not yours. This page reports what the certificate says; it does not recommend a dose.

Verification trail
Report numberKVR-2026-6DEBBF
Portal lookup✓ Lab-verified
PDF vs portalKovera Labs's portal shows validity only
WeightCounts as one lab test

Independent HPLC purity analysis of Glutathione from nscompounds.com, performed by Kovera Labs on August 20, 2026. Reported purity: 99.491%. Net content: 1511.77 mg against 1500 mg labeled (101% of label). Batch GT152601. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Issued by Kovera Labs · Aug 20, 2026 · Batch GT152601

Related lab tests

8 tests

The 133 other Glutathione tests on Peptigrity range from 96.10% to 100.00%. This one sits at 99.49%.

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