All Tirzepatide Certificate of Analysis results— 7380 COAs
TitrateLab · Certificate of Analysis

Tirzepatide 99.8% Purity — SPBCertificate of Analysis · Independent third-party lab result

Tested purity 99.8% High purity
Dose vs label +4.5% Essentially at label
Evidence URL referenced Trust: medium
AI summary Third-party lab

Janoshik tested this tirzepatide batch (SPB Red cap) at 99.85% purity. Quantity was 4.55% over the labeled amount. The test is stale (over 1 year old), and specific test methods for purity and endotoxin status are not provided. Customers can cross-check on the lab's public verification URL.

Watch out for
  • stale (1+ years old)
  • no endotoxin test
  • unknown purity test method
Test date
2025-03-20
Testing lab
Janoshik
Batch / lot
SPB Red cap
Quantity
62.73mg
label 60mg · tested 62.73mg
Endotoxins
Assay method
Context

How this result compares

This Tirzepatide certificate's tested purity of 99.85% ranks higher than 56% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).

Tested 2025-03-20 by Janoshik. This test is newer than 10% of our catalogued Tirzepatide certificates.

SPB has 64 certificates in our corpus, including 20 for Tirzepatide at a median tested purity of 99.72%.

Manufacturer
SPB
View vendor profile
Source

Third-party community lab

URL referenced

This entry references an upstream lab URL we crawled. We did not save the artifact, so we can't prove the report still loads as it did when we catalogued it.

Catalogued
2026-04-24
Related

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