AI summary Trust: medium Third-party lab

Janoshik tested this tirzepatide at 99.742% purity via HPLC. The test is recent (3-6 months old). However, the COA lacks information on endotoxin status and the labeled quantity, making a full assessment of completeness difficult. Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • unknown batch ID
  • unknown label quantity
Test date
2025-11-26
Purity
99.74% 99.742%; 99.698%; 99.711%.
Batch / lot
—
Lab
Janoshik
Quantity
label — tested 66.65 mg; 64.88 mg; 64.86 mg
Qty vs label
—
Endotoxins
—
Test score
—
Manufacturer
Barn
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.

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Method
HPLC
Catalogued
2026-04-22
Artifact hash
56971a04ba28798e…
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": 99.742, "purity_label": "99.742%; 99.698%; 99.711%.", "method": "HPLC", "test_date": "2025-11-26", "client": "[EMAIL_REDACTED]", "notes": "", "label_qty": "", "tested_qty": "66.65 mg; 64.88 mg; 64.86 mg", "quantity_deviation_pct": null, "is_blend": false, "components_json": "", "ocr_confidence": 0.92}
This COA is part of TitrateLab's community-trust corpus. See more from Barn or learn how trust scores are computed on the methodology page.