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Purity · pass✓ Lab-verifiedShop-provided sample

Tirzepatide — lab test, January 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
99.85%
Excellent purity only
BrandShop withheld
↓ Download COA
Independently confirmed on the lab’s portal✓ Extra check

COA 2601020070 matches freedomdiagnosticstesting.com's public record. So this test doesn't rest on our review alone — the lab confirms it too.

Lookup codeAMCE2601020070

Test results

8 data points
Purity
99.85%
Endotoxins
Pass (Replicate 1), Pass (Replicate 2)
Heavy metals
Not tested
Stated qty
85 mg
Tested qty
84.35 mg
Qty match
99% of labeled · -1%
Batch / Lot
TZ85-0003ACF
COA number
2601020070
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 85 mg · Lab measured 84.35 mg

99% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 21.1 mg using the measured mass, against 21.3 mg on the label — 1% less.

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 number2601020070
Portal lookup✓ Lab-verified
Checked27 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 January 3, 2026. Reported purity: 99.85%. Net content: 84.35 mg against 85 mg labeled (99% of label). Endotoxins: Pass (Replicate 1), Pass (Replicate 2). Batch TZ85-0003ACF. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Issued by freedomdiagnosticstesting.com · Jan 03, 2026 · Batch TZ85-0003ACF

Related lab tests

4 tests

The 1010 other Tirzepatide tests on Peptigrity range from 98.00% to 100.00%. This one sits at 99.85%.

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