Published lab records · Calculated grades. Labelled affiliate placements.
Vendor review

Barn reviews

Barn reviews from 8 independent lab tests (Retatrutide): grade A, purity and fill accuracy. Is Barn legit? See what its vials showed.

Grade A8 independent lab tests0 peptides listedVisit website

What the lab tests show

8 tests on record, newest first. Scores are purity divided by ten.

DateProductPurityQuantityIdentityCertificate
Oct 6, 2026Retatrutide99.9 %54.3 mg of 50 mg (9 %)PassView
Jun 8, 2026Retatrutide98.2 %37.1 mg of 30 mg (24 %)PassView
Jun 6, 2026Retatrutide30 mgView
May 21, 2026Retatrutide30 mgView
May 13, 2026Retatrutide99.7 %31.2 mg of 30 mg (4 %)PassView
May 11, 2026Retatrutide99.9 %31.6 mg of 30 mg (5 %)PassView
Mar 6, 2026Retatrutide99.9 %9.85 mg of 10 mg (-2 %)PassView
Mar 6, 2026Retatrutide99.9 %28.5 mg of 30 mg (-5 %)PassView

What Barn sells

No current listings on record.

About Barn

Finnrick has tested 8 samples from Barn across 1 products.

Barn Reviews: Is Barn Legit? 8 Lab Tests | Peptide Vendor Reviews