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

Retatrutide 99.8% Purity — We are the PEPTIDESCIENCES of peptides in China.Certificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity · 99.846%
Dose vs label +11.1% Over the labeled dose
Evidence Artifact captured Trust: medium
AI summary Third-party lab

Janoshik tested this retatrutide at 99.846% purity via HPLC. The tested quantity of 33.32mg showed an 11% deviation from the 30mg 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 (11%)
Test date
2025-11-28
Testing lab
Janoshik
Batch / lot
Quantity
33.32mg
label 30mg · tested 33.32mg
Endotoxins
Assay method
HPLC
Label dose
30mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.85% ranks higher than 53% of the 9821 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-11-28 by Janoshik via HPLC. This test is newer than 29% of our catalogued Retatrutide certificates.

We are the PEPTIDESCIENCES of peptides in China. has 2 certificates in our corpus, including 1 for Retatrutide at a median tested purity of 99.85%.

Manufacturer
We are the PEPTIDESCIENCES of peptides in China.
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
30mg
Catalogued
2026-04-16
Artifact hash
146ad6efc1119a21…
OCR text Raw extracted text

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

{
  "peptide": "Retatrutide",
  "dose": "30mg",
  "purity_pct": 99.846,
  "purity_label": "99.846%",
  "method": "HPLC",
  "test_date": "2025-11-28",
  "client": "biochemapi.com",
  "notes": "",
  "label_qty": "30mg",
  "tested_qty": "33.32mg",
  "quantity_deviation_pct": 11.066666666666666,
  "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 We are the PEPTIDESCIENCES of peptides in China. or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →