Retatrutide — lab test, July 2026

Name: Retatrutide Purity Analysis -
Creator: Kovera Labs
Published: 2026-07-31
License: https://creativecommons.org/licenses/by/4.0/

Lotlook this batch up across every shop →Check another lot

Tested Friday, July 31, 2026 · 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

99.517%

✓ Excellent purity only

PeptideRetatrutide

BrandShop withheld

LabKovera Labs

↓ Download COA

Independently confirmed on the lab’s portal✓ Extra check

COA KVR-2026-D0F70A matches Kovera Labs's public record. So this test doesn't rest on our review alone — the lab confirms it too.

Lookup code2KZ0MCI

Look it up on Kovera Labs ↗Checked Jul 31, 2026

Test results

9 data points

Purity

99.517%

Endotoxins

≤0.5 EU/mL PASS

Heavy metals

Arsenic (As): Negative, Cadmium (Cd): Negative, Lead (Pb): Negative, Mercury (Hg): Negative

Stated qty

20 mg

Tested qty

21.19 mg

Qty match

106% of labeled · +6%

Batch / Lot

RT3-77J80

COA number

KVR-2026-D0F70A

Container

Lyophilized Powder / Purple Cap / Silver Crimp

Tested by

Kovera LabsView profile →

About this test

What’s in the vial

Label 20 mg · Lab measured 21.19 mg

106% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 5.3 mg using the measured mass, against 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 number	KVR-2026-D0F70A
Portal lookup	✓ Lab-verified
Checked	26 Aug 2026date taken from the record, not from a logged check
Checked by	Peptigrity staff, against the lab's portal
PDF vs portal	Kovera Labs's portal shows validity only
Weight	Counts as one lab test

Independent HPLC purity analysis of Retatrutide, performed by Kovera Labs on July 31, 2026. Reported purity: 99.517%. Net content: 21.19 mg against 20 mg labeled (106% of label). Endotoxins: ≤0.5 EU/mL PASS. Heavy metals: Arsenic (As): Negative, Cadmium (Cd): Negative, Lead (Pb): Negative, Mercury (Hg): Negative. Batch RT3-77J80. Sample source: shop-provided. Certificate of analysis attached.