All Retatrutide Certificate of Analysis results— 9826 COAs
TitrateLab · Certificate of Analysis

Retatrutide 99.5% Purity — Uther PeptideCertificate of Analysis · Independent third-party lab result

Tested purity 99.5% High purity · 99.520%
Dose vs label +20.7% Over the labeled dose
Evidence Artifact captured Trust: medium
AI summary Third-party lab

Janoshik tested this retatrutide for utherpeptide.com at 99.52% purity via HPLC. The tested quantity of 12.07mg was significantly higher than the 10mg label (20.7% deviation). No endotoxin test was reported. The test is recent (under 3 months old). Customers can cross-check on the lab's public verification URL.

Watch out for
  • no endotoxin test
  • quantity deviation (20%+)
Test date
2026-04-09
Testing lab
Janoshik
Batch / lot
Quantity
12.07 mg
label 10mg · tested 12.07 mg
Endotoxins
Assay method
HPLC
Label dose
10mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.52% ranks higher than 16% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-04-09 by Janoshik via HPLC. This test is newer than 64% of our catalogued Retatrutide certificates.

Uther Peptide has 524 certificates in our corpus, including 67 for Retatrutide at a median tested purity of 99.81%.

Manufacturer
Uther Peptide
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
10mg
Catalogued
2026-04-16
Artifact hash
3427a064b9b5119a…
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": 99.52,
  "purity_label": "99.520%",
  "method": "",
  "test_date": "2026-04-09",
  "client": "utherpeptide.com",
  "notes": "",
  "label_qty": "10mg",
  "tested_qty": "12.07 mg",
  "quantity_deviation_pct": 20.7,
  "is_blend": false,
  "components_json": "",
  "ocr_confidence": 1.0
}
Related

Other Retatrutide certificates

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