✓ Purity · pass✓ Lab-verifiedShop-provided sample

Tirzepatide — lab test, September 2026

Name: Tirzepatide Purity Analysis -
Creator: freedomdiagnosticstesting.com
Published: 2026-09-09
License: https://creativecommons.org/licenses/by/4.0/

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Tested Wednesday, September 09, 2026 · submitted by Peptigrity Team Member 01PEPTIGRITY TEAM

Filed by Peptigrity Team Member 01 · Sep 25, 2026

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

99.94%

✓ Excellent purity only

PeptideTirzepatide

BrandShop withheld

Labfreedomdiagnosticstesting.com

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Independently confirmed on the lab’s portal✓ Extra check

COA 2609099178 matches freedomdiagnosticstesting.com's public record. So this test doesn't rest on our review alone — the lab confirms it too.

Lookup codeBack2609099178

Look it up on freedomdiagnosticstesting.com ↗Checked Sep 9, 2026

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Test results

8 data points

Purity

99.94%

Endotoxins

Pass (2 replicates, LAL, sensitivity <=0.05 EU/mL)

Heavy metals

Pass - As, Cd, Pb, Hg below limits (ICP-MS)

Stated qty

40 mg

Tested qty

42.69 mg

Qty match

107% of labeled · +7%

Batch / Lot

0926TZ40

COA number

2609099178

Tested by

freedomdiagnosticstesting.comView profile →

About this test

What’s in the vial

Label 40 mg · Lab measured 42.69 mg

107% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 10.7 mg using the measured mass, against 10 mg on the label — 7% 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 number	2609099178
Portal lookup	✓ Lab-verified
PDF vs portal	freedomdiagnosticstesting.com's portal shows validity only
Weight	Counts as one lab test

Independent HPLC purity analysis of Tirzepatide, performed by freedomdiagnosticstesting.com on September 9, 2026. Reported purity: 99.94%. Net content: 42.69 mg against 40 mg labeled (107% of label). Endotoxins: Pass (2 replicates, LAL, sensitivity <=0.05 EU/mL). Heavy metals: Pass - As, Cd, Pb, Hg below limits (ICP-MS). Batch 0926TZ40. Sample source: shop-provided. Certificate of analysis attached.