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Composite COA score

81/ 100Grade B

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Avg purity

Safety panel

Lab corroboration

Forgery risk

100

Glutathione

Lot GLUT-005 · tested by ILS Labs · 2026-07-04 · sold by NG Peptide

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99.17%

Purity

—

Net peptide

—

Mass spec

✓

Endotoxin

Tests reported

HPLC purity

99.170%

Mass spec / LC-MS

—

FTIR identity

—

Endotoxin (LAL)

0.104 EU/mL

Heavy metals breakdown

Arsenic

PassNot Detected (NMT 1.5 ppm) PASS

Cadmium

PassNot Detected (NMT 0.5 ppm) PASS

Lead

PassNot Detected (NMT 1 ppm) PASS

Mercury

PassNot Detected (NMT 1.5 ppm) PASS

Chromium

PassNot Detected (NMT 10 ppm) PASS

Bare numerics show the raw value without a Pass/Fail status because the USP <232> Class limit depends on dose form. Comparator entries (<, ≤) resolve to Pass since they signal below-limit without needing a threshold table.

Tested by

ILS Labs✓ Verified partner

335 COAs indexed · std dev 0.42%

100

Grade A

Source

We discovered this COA on the vendor's public site.

First indexed 2026-07-15 · extracted 2026-07-15

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Label history10mg · 2026-07-01

Vendor's product page at the time of testing showed: 10MG per vial. Captured 2026-07-01.

Live product page

Observed signals

infoLab "ILS Labs" reports purity within 0.41% std dev across 306 COAs

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