Retatrutide — lab test, May 2026

Name: Retatrutide Purity Analysis -
Creator: Chromate
Published: 2026-05-30
License: https://creativecommons.org/licenses/by/4.0/

Lotlook this batch up across every shop →Check another lot

Tested Saturday, May 30, 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

99.588%

✓ Excellent purity only

PeptideRetatrutide

BrandShop withheld

LabChromate

↓ Download COA

Independently confirmed on the lab’s portal✓ Extra check

COA #35591 matches Chromate's public record. So this test doesn't rest on our review alone — the lab confirms it too.

Lookup codePERFECTRY21L

Look it up on Chromate ↗Checked May 30, 2026

Test results

9 data points

Purity

99.588%

Endotoxins

< 2.5 EU/vial

Heavy metals

< 50 ppb

Stated qty

5 mg

Tested qty

5.718 mg

Qty match

114% of labeled · +14%

Batch / Lot

PP0050626

COA number

#35591

Container

Lyophilized peptide vial with purple/magenta cap

Tested by

ChromateView profile →

About this test

What’s in the vial

Label 5 mg · Lab measured 5.718 mg

114% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 1.4 mg using the measured mass, against 1.3 mg on the label — 14% 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	#35591
Portal lookup	✓ Lab-verified
Checked	18 Jul 2026date taken from the record, not from a logged check
Checked by	Peptigrity staff, against the lab's portal
PDF vs portal	Chromate's portal shows validity only
Weight	Counts as one lab test

Independent HPLC purity analysis of Retatrutide, performed by Chromate on May 30, 2026. Reported purity: 99.588%. Net content: 5.718 mg against 5 mg labeled (114% of label). Tested content exceeds the labeled amount by 14%. Endotoxins: < 2.5 EU/vial. Heavy metals: < 50 ppb. Batch PP0050626. Sample source: shop-provided. Certificate of analysis attached.