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Purity · passShop-provided sample

Tesamorelin × retaonelabs.com — lab test, May 2026

Sample label: Reta One Labs
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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
99.888%
Excellent purity only
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Independent verification available

Kovera Labs 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.

This certificate carries no lookup code.

Test results

8 data points
Purity
99.888%
Endotoxins
PASS (≤0.5 EU/mL)
Heavy metals
Not tested
Stated qty
20 mg
Tested qty
22.45 mg
Qty match
112% of labeled · +12%
Batch / Lot
TS200526
Container
Lyophilized powder / Red cap / Silver crimp
Tested by
Kovera LabsView 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 22.45 mg

112% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 5.6 mg using the measured mass, against 5 mg on the label — 12% 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.

Independent HPLC purity analysis of Tesamorelin from retaonelabs.com, performed by Kovera Labs on May 7, 2026. Reported purity: 99.888%. Net content: 22.45 mg against 20 mg labeled (112% of label). Tested content exceeds the labeled amount by 12%. Endotoxins: PASS (≤0.5 EU/mL). Batch TS200526. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Issued by Kovera Labs · May 07, 2026 · Batch TS200526

Other lots of Tesamorelin from retaonelabs.com

LotTestedLabPurityvs labelStatus
TS1005267 May 2026Kovera Labs99.939%113%Unverified
TS10032615 Apr 2026Kovera Labs99.922%111%Unverified
TS10112530 Oct 2025Vanguard Laboratory99.34%104%Unverified

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 544 other Tesamorelin tests on Peptigrity range from 88.28% to 99.99%. This one sits at 99.89%.

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