Tirzepatide · Penguin Peptides

AI summary Trust: medium Third-party lab

Janoshik tested this Tirzepatide from Penguin Peptides, showing 99.883% purity. The tested quantity of 136.17mg was 13.48% over the 120mg label. Endotoxin status is unknown, and the test is recent (3-6 months old). Customers can cross-check on the lab's public verification URL.

Watch out for

no endotoxin test
quantity deviation (13%+)

Test date

2026-01-21

Purity

99.88% 99.883%

Batch / lot

—

Lab

Janoshik

Quantity

label 120mg tested 136.17mg

Qty vs label

+13.5%

Endotoxins

—

Test score

—

Manufacturer

Penguin Peptides

View vendor dossier

Certificate

Test report image

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

Dose: 120mg
Catalogued: 2026-04-16
Artifact hash: a84efba698282cb7…

OCR text

Raw extracted text

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

{
  "peptide": "Tirzepatide",
  "dose": "120mg",
  "purity_pct": 99.883,
  "purity_label": "99.883%",
  "method": "",
  "test_date": "2026-01-21",
  "client": "Penguin Peptides",
  "notes": "",
  "label_qty": "120mg",
  "tested_qty": "136.17mg",
  "quantity_deviation_pct": 13.475,
  "is_blend": false,
  "components_json": "",
  "ocr_confidence": 1.0
}

This COA is part of TitrateLab's community-trust corpus. See more from Penguin Peptides or learn how trust scores are computed on the methodology page.