AI summary Trust: medium Third-party lab

Janoshik tested this retatrutide for Arctic Lab Supply at 99.61% purity. The tested quantity was 8.78mg against a 10mg label, a deviation of -12.2%. Endotoxin status is unknown. The test is recent (under 3 months) and customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • quantity deviation (-12.2%)
  • unknown batch ID
Test date
2026-02-26
Purity
99.61% 99.610%
Batch / lot
—
Lab
Janoshik
Quantity
label 10mg tested 8.78mg
Qty vs label
-12.2%
Endotoxins
—
Test score
—
Manufacturer
Arctic Lab Supply
View vendor profile
Peptides on this report
Retatrutide
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
Dose
10mg
Catalogued
2026-04-16
Artifact hash
83680ff6249b1cb1…
OCR text

Raw extracted text

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

{
  "peptide": "Retatrutide",
  "dose": "10mg",
  "purity_pct": 99.61,
  "purity_label": "99.610%",
  "method": "",
  "test_date": "2026-02-26",
  "client": "Arctic Lab Supply",
  "notes": "Sample was tested twice.",
  "label_qty": "10mg",
  "tested_qty": "8.78mg",
  "quantity_deviation_pct": -12.2,
  "is_blend": false,
  "components_json": "",
  "ocr_confidence": 1.0
}
This COA is part of TitrateLab's community-trust corpus. See more from Arctic Lab Supply or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →