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Purity · pass✓ Lab-verifiedShop-provided sample

Tirzepatide — lab test, May 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
99.94%
Excellent purity only
BrandShop withheld
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Independently confirmed on the lab’s portal✓ Extra check

COA COA-2026-WB8TFD matches ILS Laboratories's public record. So this test doesn't rest on our review alone — the lab confirms it too.

Lookup codeEECYVCN

Test results

8 data points
Purity
99.94%
Endotoxins
0.102 EU/mL
Heavy metals
ICP-MS per USP 233: all elements below limit (Pass)
Stated qty
30 mg
Tested qty
31.93 mg
Qty match
106% of labeled · +6%
Batch / Lot
TZ30-0626
COA number
COA-2026-WB8TFD
Tested by
ILS LaboratoriesView profile →

About this test

What’s in the vial

Label 30 mg · Lab measured 31.93 mg

106% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 8 mg using the measured mass, against 7.5 mg on the label — 6% 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 numberCOA-2026-WB8TFD
Portal lookup✓ Lab-verified
Checked7 Aug 2026date taken from the record, not from a logged check
Checked byPeptigrity staff, against the lab's portal
PDF vs portalILS Laboratories's portal shows validity only
WeightCounts as one lab test

Independent HPLC purity analysis of Tirzepatide, performed by ILS Laboratories on May 19, 2026. Reported purity: 99.94%. Net content: 31.93 mg against 30 mg labeled (106% of label). Endotoxins: 0.102 EU/mL. Heavy metals: ICP-MS per USP 233: all elements below limit (Pass). Batch TZ30-0626. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Issued by ILS Laboratories · May 19, 2026 · Batch TZ30-0626

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The 1010 other Tirzepatide tests on Peptigrity range from 98.00% to 100.00%. This one sits at 99.94%.

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