All Retatrutide Certificate of Analysis results— 9812 COAs
TitrateLab · Certificate of Analysis

Retatrutide 99.9% Purity — Xi'an Taiye Chemical Co.Certificate of Analysis · Independent third-party lab result

Tested purity 99.9% High purity · 99.870%; 99.840%.
Dose vs label +13.1% Over the labeled dose
Evidence Artifact captured
AI summary

Retatrutide batch XTP-R20-004 achieves 99.87% purity with dual verification; however, 13.1% quantity shortfall (22.6mg vs 20mg declared) signals significant fill accuracy concerns.

Test date
2026-06-30
Testing lab
XTP
Batch / lot
XTP-R20-004
Quantity
22.62 mg
label 20mg · tested 22.62 mg
Endotoxins
Assay method
Label dose
20mg
Context

How this result compares

This Retatrutide certificate's tested purity of 99.87% ranks higher than 59% of the 9807 Retatrutide certificates with a purity result we have catalogued (median 99.83%).

Tested 2026-06-30 by XTP. This test is newer than 99% of our catalogued Retatrutide certificates.

Xi'an Taiye Chemical Co. has 58 certificates in our corpus, including 21 for Retatrutide at a median tested purity of 99.77%.

Manufacturer
Xi'an Taiye Chemical Co.
View vendor profile
Peptides on this report
Retatrutide Semaglutide Tirzepatide
Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Community submission

Artifact captured

Submitted by distilled-oryx-12 +459

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Dose
20mg
Catalogued
2026-07-19
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 #169772 Testing ordered > 30 MAY '26 Sample received > 16 JUN '26 Client [EMAIL_REDACTED] Sample Retatrutide-20mg Manufacturer XTP Batch XTP-R20-004 Sample description > See picture or pictures attached. Tests requested > [NAME_REDACTED] peptide blind test (Semaglutide, Tirzepatide and Retatrutide) - R20 Results > Retatrutide 22.62 mg; 23.12 mg. Purity 99.870%; 99.840%. Comments > Analysis conducted > 30 JUN 2026 Signature > Verify this test at www.janoshik.com/verify/ with the following unique key GDUDQX3EPNDE
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This certificate is part of TitrateLab's community-trust corpus. See more from Xi'an Taiye Chemical Co. or learn how trust scores are computed on the methodology page. New to lab reports? How to read a COA →