AI summary Trust: medium Third-party lab

Janoshik tested this Tirzepatide sample, reporting an average purity of approximately 99.9% via HPLC across three measurements. The test is recent (under 3 months) and customers can cross-check on the lab's public verification URL. However, the batch ID and vendor are unknown, and there is no endotoxin or labeled quantity information.

Watch out for
  • no endotoxin test
  • unknown batch ID
  • unknown vendor
Test date
2026-03-16
Purity
99.89% 99.895%; 99.926%; 99.909%.
Batch / lot
—
Lab
Janoshik
Quantity
label — tested 64.64 mg; 63.51 mg; 66.36 mg
Qty vs label
—
Endotoxins
—
Test score
—
Manufacturer
(unknown)
View vendor dossier
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 below.

Verify on upstream
Method
HPLC
Catalogued
2026-04-24
Artifact hash
6371685834997de0…
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": 99.895, "purity_label": "99.895%; 99.926%; 99.909%.", "method": "HPLC", "test_date": "2026-03-16", "client": "Anonymous", "notes": "GLP-1 peptide blind test (Semaglutide, Tirzepatide and Retatrutide). Results show three measurements of Tirzepatide with high purity values.", "label_qty": "", "tested_qty": "64.64 mg; 63.51 mg; 66.36 mg", "quantity_deviation_pct": null, "is_blend": false, "components_json": "", "ocr_confidence": 0.85}
This COA is part of TitrateLab's community-trust corpus. See more from (unknown) or learn how trust scores are computed on the methodology page.