TitrateLab · Certificate of Analysis

L-Glutathione 98.5% Purity — Amino LairCertificate of Analysis · Independent third-party lab result

Tested purity 98.5% Acceptable purity · 98.531%
Dose vs label -2.7% Essentially at label
Evidence Artifact captured Trust: low
AI summary Forum scrape

[skipped: off-topic — no tracked compound detected in OCR/peptide field]

Test date
2026-04-23
Batch / lot
Quantity
583.8mg
label 600mg · tested 583.8mg
Endotoxins
Assay method
HPLC
Label dose
600mg
Context

How this result compares

This L-Glutathione certificate's tested purity of 98.53% ranks higher than 8% of the 6 L-Glutathione certificates with a purity result we have catalogued (median 99.61%).

Tested 2026-04-23 via HPLC. This is the most recent L-Glutathione certificate on file.

Amino Lair has 147 certificates in our corpus, including 1 for L-Glutathione at a median tested purity of 98.53%.

Manufacturer
Amino Lair
View vendor profile
Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Forum / Discord scrape

Artifact captured

We have the certificate image (SHA-256 hash captured) — you can verify it loads from the upstream lab and matches the artifact shown here.

Method
HPLC
Dose
600mg
Catalogued
2026-05-08
Artifact hash
e39392dd425b15a4…
OCR text Raw extracted text

Extracted via OCR. Names, emails, phone numbers, and street addresses are auto-redacted before display.

{
  "peptide": "L-Glutathione",
  "dose": "600mg",
  "purity_pct": 98.531,
  "purity_label": "98.531%",
  "method": "HPLC",
  "test_date": "2026-04-23",
  "client": "Amino Lair",
  "notes": "",
  "label_qty": "600mg",
  "tested_qty": "583.8mg",
  "quantity_deviation_pct": -2.7,
  "is_blend": false,
  "components_json": "",
  "ocr_confidence": 1.0
}
Related

Other L-Glutathione certificates

All L-Glutathione results & stats
This certificate is part of TitrateLab's community-trust corpus. See more from Amino Lair or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →