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Purity · passShop-provided sample

Tirzepatide — lab test, September 2025

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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
99.8%
Excellent purity only
BrandShop withheld
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Independent verification available

Vanguard Laboratory publishes a public verification portal. Any test attributed to this lab can be looked up and confirmed directly with the lab — so this result doesn't rest on our review alone.

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Test results

6 data points
Purity
99.8%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
120 mg
Tested qty
120.24 mg
Qty match
100% of labeled · +0%
Batch / Lot
N081125N
Tested by
Vanguard LaboratoryView 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

What’s in the vial

Label 120 mg · Lab measured 120.24 mg

100% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 30 mg on both the label figure and the measured one.

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.

Independent HPLC purity analysis of Tirzepatide, performed by Vanguard Laboratory on September 16, 2025. Reported purity: 99.8%. Net content: 120.24 mg against 120 mg labeled (100% of label). Batch N081125N. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Issued by Vanguard Laboratory · Sep 16, 2025 · Batch N081125N

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The 1010 other Tirzepatide tests on Peptigrity range from 98.00% to 100.00%. This one sits at 99.80%.

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