All Tirzepatide Certificate of Analysis results— 7380 COAs
TitrateLab · Certificate of Analysis

Tirzepatide 99.8% Purity — Peptide GurusCertificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity · 99.762%
Dose vs label -1.2% Essentially at label
Evidence Artifact captured Trust: medium
AI summary Third-party lab

Janoshik tested this Tirzepatide for PeptideGurus, showing 99.762% purity via HPLC. The tested quantity of 14.82mg was within 1.2% of the 15mg label. The test is recent (under 3 months old) and customers can cross-check on Janoshik's public verification URL.

Watch out for
  • no endotoxin test
  • batch ID unknown
Test date
2026-02-25
Testing lab
Janoshik
Batch / lot
Quantity
14.82 mg
label 15mg · tested 14.82 mg
Endotoxins
Assay method
Label dose
15mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.76% ranks higher than 35% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2026-02-25 by Janoshik. This test is newer than 67% of our catalogued Tirzepatide certificates.

Peptide Gurus has 181 certificates in our corpus, including 20 for Tirzepatide at a median tested purity of 99.75%.

Manufacturer
Peptide Gurus
View vendor profile
Peptides on this report
Tirzepatide
Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Janoshik (public)

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.

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Dose
15mg
Catalogued
2026-04-16
Artifact hash
280477400a08941f…
OCR text Raw extracted text

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

{
  "peptide": "Tirzepatide",
  "dose": "15mg",
  "purity_pct": 99.762,
  "purity_label": "99.762%",
  "method": "HPLC",
  "test_date": "2026-02-25",
  "client": "PeptideGurus",
  "notes": "",
  "label_qty": "15mg",
  "tested_qty": "14.82 mg",
  "quantity_deviation_pct": -1.2,
  "is_blend": false,
  "components_json": "",
  "ocr_confidence": 1.0
}
Related

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This certificate is part of TitrateLab's community-trust corpus. See more from Peptide Gurus or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →