✓ Purity · pass✓ Lab-verifiedSupplier-provided sample

Retatrutide × Peptuvia — supplier's lab test, August 2026

Sample label: PGB
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Tested · submitted by @Peptuvia 🏆 Elite
Sample source: supplier-provided. Peptuvia's supplier had this batch tested before it reached Peptuvia, and Peptuvia passed the certificate on. No vial bought from Peptuvia was tested. If the lot on your vial reads PSRETA15-1, this is your batch's certificate. Supplier certificates are listed for information and don't count toward the Trust Score.How we weigh evidence →
HPLC Purity
99.529%
✓ Excellent purity only
Sold byPeptuvia
See Peptuvia reviews & all 22 lab tests
↓ Download COA
Independently confirmed on the lab’s portal✓ Extra check

COA 214265 matches Janoshik Labs's public record. So this test doesn't rest on our review alone — the lab confirms it too.

The portal confirms the certificate. It can't show that a vial you buy from Peptuvia is from this batch — compare the lot on yours.

Lookup code5X9DNCQIS949

Test results

6 data points
Purity
99.529%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
15 mg
Tested qty
17.74 mg
Qty match
118% of labeled · +18%
Batch / Lot
PSRETA15-1
COA number
214265
Tested by
Janoshik 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 15 mg · Lab measured 17.74 mg

118% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 4.4 mg using the measured mass, against 3.8 mg on the label — 18% 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 number214265
Portal lookup✓ Lab-verified
PDF vs portalJanoshik Labs's portal shows validity only
WeightListed for information — supplier-provided, not counted

HPLC purity analysis of Retatrutide 15mg sold by Peptuvia, ordered by its supplier and performed by Janoshik Labs on August 11, 2026. Reported purity: 99.529%. Net content: 17.74 mg against 15 mg labeled (118% of label). Tested content exceeds the labeled amount by 18%. Batch PSRETA15-1. Sample source: supplier-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Issued by Janoshik Labs · Aug 11, 2026 · Batch PSRETA15-1

Other lots of Retatrutide from Peptuvia

LotTestedLabPurityvs labelStatus
TRRT202607044 Aug 2026Janoshik Labs99.523%103%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 1360 other Retatrutide tests on Peptigrity range from 64.06% to 100.00%. This one sits at 99.53%.

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