HomeLab Tests Unknown Brand, Tirzepatide
Purity · passBatch · 2026-02-27 (Vial 2)Shop-provided sample

Tirzepatide × Unknown Brand — Lab Test, March 2026

Tested · submitted by Peptigrity Team Member 02PEPTIGRITY TEAM
Sample source: shop-provided. The shop chose and sent this vial. Samples bought at retail by a member carry more weight.How we weigh evidence →
HPLC Purity
99.88%
Excellent purity only
BrandUnknown Brand
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COA on file — not portal-verified

This lab doesn't publish a public lookup, so we can't confirm the certificate against the lab's own record. The document was reviewed before publication, but it rests on our review alone.

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Test results

6 data points
Purity
99.88%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
30 mg
Tested qty
35.11 mg
Qty match
117% of labeled · +17%
0label125%
Batch / Lot
2026-02-27 (Vial 2)
Tested by
MZ BiolabsView profile →

This is a purity and identity analysis. Sterility, endotoxins, and heavy metals were not screened — a high purity figure says nothing about those.

About this test

Independent HPLC purity analysis of Tirzepatide from Unknown brand, performed by MZ Biolabs on March 12, 2026. Reported purity: 99.88%. Net content: 35.11 mg against 30 mg labeled (117% of label). Tested content exceeds the labeled amount by 17%. Batch 2026-02-27 (Vial 2). Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Issued by MZ Biolabs · Mar 12, 2026 · Batch 2026-02-27 (Vial 2)

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The 1005 other Tirzepatide tests on Peptigrity range from 98.00% to 100.00%. This one sits at 99.88%.

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