← Browse COAs·Confirmed by Kovera Labs

Verifiable directly with Kovera Labs— this report is hosted on the lab's own portal. Click through to view the canonical version, served by the issuing lab.

Composite COA score

98/ 100Grade A

View original COA How this is scored →Score JSON ↗

Avg purity

Safety panel

100

Lab corroboration

Forgery risk

100

Glutathione

Lot RP0522026 · tested by Kovera Labs · sold by Real Peptides

View all Glutathione COAs & purity data →

Scan or share

www.disclosedlabs.com/coa/cmq0a4bv904hd04ibtvsjmxr1

99.51%

Purity

628.70 mg

Net peptide

✓

Mass spec

✓

Endotoxin

Tests reported

HPLC purity

99.512%

Mass spec / LC-MS

Reported

FTIR identity

—

Heavy metals breakdown

Arsenic

Pass< 0.09

Cadmium

Pass< 0.07

Lead

Pass< 0.52

Mercury

Pass< 0.16

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

Kovera Labs

355 COAs indexed · std dev 0.28% · US

Source

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

First indexed 2026-06-05 · extracted 2026-06-05

View original

Embed this COA on a product page

Vendors who reference this batch can drop a one-line script. The verified-COA badge renders inline and the QR scans back to this page.

<script src="https://www.disclosedlabs.com/widget.js" data-lot="RP0522026"></script>

Label history

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

This certificate is third-party content submitted by a vendor or laboratory, or collected from a public source; Disclosed Labs does not author it and does not warrant its accuracy or authenticity. Any signals or scores shown are our opinion based on the data available to us. If you are the vendor or issuing lab and believe this report is inaccurate, forged, or should be removed, request a correction or removal — see our Copyright & Takedown Policy.