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Purity · pass✓ Lab-verifiedShop-provided sample

Tesamorelin × studzpeptides.com — Lab Test, June 2026

LotTSM20689-LISlook this batch up across every shop →
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
↓ Download COA
Independently confirmed on the lab’s portal✓ Extra check

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

Lookup codeGZDDO6C5

Test results

6 data points
Purity
99.8%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
20 mg
Tested qty
21.42 mg
Qty match
107% of labeled · +7%
Batch / Lot
TSM20689-LIS
COA number
COA-2026-LM-LFQ
Tested by
ILS LaboratoriesView 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 20 mg · Lab measured 21.42 mg

107% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 5.4 mg using the measured mass, against 5 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 numberCOA-2026-LM-LFQ
Portal lookup✓ Lab-verified
Checked17 Jul 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 Tesamorelin from studzpeptides.com, performed by ILS Laboratories on June 28, 2026. Reported purity: 99.8%. Net content: 21.42 mg against 20 mg labeled (107% of label). Batch TSM20689-LIS. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Issued by ILS Laboratories · Jun 28, 2026 · Batch TSM20689-LIS

Other lots of Tesamorelin from studzpeptides.com

LotTestedLabPurityvs labelStatus
TSM10-0608-LIS29 Jun 2026ILS Laboratories99.42%106%✓ Lab-verified
TES10-051926-BOB28 May 2026Kovera Labs99.956%109%✓ Lab-verified
TSM20-04192026-LIS25 Apr 2026Kovera Labs99.824%109%✓ Lab-verified

Batches this shop has published a certificate for, newest first. A lot whose printed value cannot identify a batch is not listed.

Related lab tests

8 tests

The 542 other Tesamorelin tests on Peptigrity range from 88.28% to 99.99%. This one sits at 99.80%.

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