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Purity · pass✓ Lab-verifiedShop-provided sample

Tirzepatide — lab test, July 2026

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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
99.81%
Excellent purity only
BrandShop withheld
↓ Download COA
Independently confirmed on the lab’s portal✓ Extra check

COA 2607010298 matches freedomdiagnosticstesting.com's public record. So this test doesn't rest on our review alone — the lab confirms it too.

Lookup codeWhol2607010298

Test results

8 data points
Purity
99.81%
Endotoxins
Pass (Assay Sensitivity: 50.05 EU/mL)
Heavy metals
Not tested
Stated qty
30 mg
Tested qty
32.72 mg
Qty match
109% of labeled · +9%
Batch / Lot
NLGLF230501
COA number
2607010298
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

What’s in the vial

Label 30 mg · Lab measured 32.72 mg

109% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 8.2 mg using the measured mass, against 7.5 mg on the label — 9% more.

One vial from this lot was weighed by the laboratory, not yours. This page reports what the certificate says; it does not recommend a dose.

Verification trail
Report number2607010298
Portal lookup✓ Lab-verified
Checked31 Jul 2026date taken from the record, not from a logged check
Checked byPeptigrity staff, against the lab's portal
PDF vs portalfreedomdiagnosticstesting.com's portal shows validity only
WeightCounts as one lab test

Independent HPLC purity analysis of Tirzepatide, performed by freedomdiagnosticstesting.com on July 3, 2026. Reported purity: 99.81%. Net content: 32.72 mg against 30 mg labeled (109% of label). Endotoxins: Pass (Assay Sensitivity: 50.05 EU/mL). Batch NLGLF230501. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Issued by freedomdiagnosticstesting.com · Jul 03, 2026 · Batch NLGLF230501

Related lab tests

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The 1009 other Tirzepatide tests on Peptigrity range from 98.00% to 100.00%. This one sits at 99.81%.

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