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

Tirzepatide 99.5% Purity — Eric1Certificate of Analysis · Independent third-party lab result

Tested purity 99.5% High purity · 99.522%
Dose vs label 42.62mg · tested 42.62mg
Evidence Artifact captured Trust: medium
AI summary Third-party lab

This COA was tested by an independent third-party lab, Janoshik. The tirzepatide showed 99.522% purity via HPLC, with a tested quantity of 42.62mg. However, the test is stale (over a year old), and information on endotoxins and label quantity is missing. Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • stale (1+ years old)
  • missing label quantity
Test date
2025-05-06
Testing lab
Janoshik
Batch / lot
Quantity
42.62mg
Endotoxins
Assay method
HPLC
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.52% ranks higher than 14% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2025-05-06 by Janoshik via HPLC. This test is newer than 14% of our catalogued Tirzepatide certificates.

Eric1 has 15 certificates in our corpus, including 6 for Tirzepatide at a median tested purity of 99.43%.

Manufacturer
Eric1
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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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Method
HPLC
Catalogued
2026-04-22
Artifact hash
c27a7569b67b3e44…
OCR text Raw extracted text

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

{"peptide": "Tirzepatide", "dose": "", "purity_pct": 99.522, "purity_label": "99.522%", "method": "HPLC", "test_date": "2025-05-06", "client": "[EMAIL_REDACTED]", "notes": "", "label_qty": "", "tested_qty": "42.62mg", "quantity_deviation_pct": null, "is_blend": false, "components_json": "", "ocr_confidence": 0.92}
Related

Other Tirzepatide certificates

All Tirzepatide results & stats
This certificate is part of TitrateLab's community-trust corpus. See more from Eric1 or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →