Follistatin-334

Lot 1668 · tested by Vanguard Laboratory · 2026-03-26

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99.50%

Purity

1.02 mg

Net peptide

—

Mass spec

✓

Endotoxin

Tests reported

HPLC purity

99.500%

Mass spec / LC-MS

—

FTIR identity

—

Endotoxin (LAL)

PassPASS - <5.00 EU/mg

Heavy metals breakdown

Mercury

PassND

Cadmium

PassND

Lead

PassND

Chromium

PassND

Arsenic

PassND

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

Vanguard LaboratoryISO 17025

458 COAs indexed · std dev 0.48% · US

Source

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

First indexed 2026-05-14 · extracted 2026-05-24

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Label history

No archived listing available for this COA's test date.

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