All Retatrutide Certificate of Analysis results— 9814 COAs
TitrateLab · Certificate of Analysis

Retatrutide 99.6% Purity — Qingdao Sigma ChemicalCertificate of Analysis · Independent third-party lab result

Tested purity 99.6% High purity · 99.556%
Dose vs label -1.2% Essentially at label
Evidence Artifact captured
AI summary

Retatrutide (Light Blue Cap) tested at 99.556% purity with 14.82 mg actual content vs. 15 mg labeled (-1.2% deviation). Janoshik analysis completed 15 DEC 2025.

Test date
2025-12-15
Testing lab
QSC
Batch / lot
Light [NAME_REDACTED]
Quantity
14.82 mg
label 15mg · tested 14.82 mg
Endotoxins
Assay method
Label dose
15mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.56% ranks higher than 17% of the 9809 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2025-12-15 by QSC. This test is newer than 33% of our catalogued Retatrutide certificates.

Qingdao Sigma Chemical has 514 certificates in our corpus, including 52 for Retatrutide at a median tested purity of 99.69%.

Manufacturer
Qingdao Sigma Chemical
View vendor profile
Peptides on this report
Retatrutide
Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Community submission

Artifact captured

Submitted by distilled-oryx-12 +459

We have the certificate image — you can verify it loads from the upstream lab and matches the artifact shown here.

Dose
15mg
Catalogued
2026-07-10
OCR text Raw extracted text

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

TEST REPORT
JANOSHIK
E-mail: [EMAIL_REDACTED]
Web: www.janoshik.com
Task Number #93616
Testing ordered > 01 DEC '25
Sample received > 12 DEC '25
Client Telegram @tracyfromqsc
[NAME_REDACTED] 15mg
Manufacturer QSC
Batch Light Blue Cap
Sample description >
See picture or pictures attached.
Tests requested >
Assessment of a peptide vial or vials.
Results >
Retatrutide 14.82 mg
Purity 99.556%
Comments >
Analysis conducted > 15 DEC 2025
Signature >
Verify this test at www.janoshik.com/verify/ with the following unique key
GANUQETXKWV6
Related

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This certificate is part of TitrateLab's community-trust corpus. See more from Qingdao Sigma Chemical or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →