HomeLab Tests Unknown Brand, Tirzepatide
Purity · passBatch · TZ20-001Shop-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
99.616%
Excellent purity only
BrandUnknown Brand
↓ Download COA
Independently confirmed on the lab’s portal✓ Extra check

COA 2603260275 matches freedomdiagnosticstesting.com's public record. So this test doesn't rest on our review alone — the lab confirms it too.

Lookup codeHigh2603260275

Test results

7 data points
Purity
99.616%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
20 mg
Tested qty
23.9 mg
Qty match
119% of labeled · +19%
0label125%
Batch / Lot
TZ20-001
COA number
2603260275
Container
White Lyophilized Powder
Tested by

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 freedomdiagnosticstesting.com on March 27, 2026. Reported purity: 99.616%. Net content: 23.9 mg against 20 mg labeled (119% of label). Tested content exceeds the labeled amount by 19%. Batch TZ20-001. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Issued by freedomdiagnosticstesting.com · Mar 27, 2026 · Batch TZ20-001

Related lab tests

4 tests

The 1005 other Tirzepatide tests on Peptigrity range from 98.00% to 100.00%. This one sits at 99.62%.

More Tirzepatide tests
♡ Likes · 0

Community discussion

0 comments

Join the discussion — sign in to leave a comment on this lab test.

Sign in to comment →

Have you tested this peptide?

Submit your third-party lab test to help the community verify purity claims. Every report is reviewed before publication.

Submit a lab test →