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

Tirzepatide 99.6% Purity — HomopeptideCertificate of Analysis · Independent third-party lab result

Tested purity 99.6% High purity · 99.581%
Dose vs label +4.4% Essentially at label
Evidence Artifact captured Trust: medium
AI summary Third-party lab

Janoshik tested this tirzepatide at 99.581% purity via HPLC. The tested quantity of 31.31mg showed a 4.37% deviation from the 30mg label. The test is recent (3-6 months old), and customers can cross-check on the lab's public verification URL. However, endotoxin status is unknown.

Watch out for
  • no endotoxin test
  • quantity deviation (4.37%)
Test date
2025-12-16
Testing lab
Janoshik
Batch / lot
Quantity
31.31mg
label 30mg · tested 31.31mg
Endotoxins
Assay method
HPLC
Label dose
30mg
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.58% ranks higher than 17% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2025-12-16 by Janoshik via HPLC. This test is newer than 47% of our catalogued Tirzepatide certificates.

Homopeptide has 103 certificates in our corpus, including 28 for Tirzepatide at a median tested purity of 99.81%.

Manufacturer
Homopeptide
View vendor profile
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
Dose
30mg
Catalogued
2026-04-22
Artifact hash
bfe12c99a0ae20ef…
OCR text Raw extracted text

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

{"peptide": "Tirzepatide", "dose": "30mg", "purity_pct": 99.581, "purity_label": "99.581%", "method": "HPLC", "test_date": "2025-12-16", "client": "homopeptide.com", "notes": "", "label_qty": "30mg", "tested_qty": "31.31mg", "quantity_deviation_pct": 4.37, "is_blend": false, "components_json": "", "ocr_confidence": 0.98}
Related

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