HomeLab Tests Shop withheld, Retatrutide
Purity · pass✓ Lab-verifiedShop-provided sample

Retatrutide — lab test, May 2026

Lotlook this batch up across every shop →Check another lot
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
99.87%
Excellent purity only
BrandShop withheld
↓ Download COA
Independently confirmed on the lab’s portal✓ Extra check

COA 2605260088 matches freedomdiagnosticstesting.com's public record. So this test doesn't rest on our review alone — the lab confirms it too.

Lookup codePurg2605260088

Test results

7 data points
Purity
99.87%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
20 mg
Tested qty
21.53 mg
Qty match
108% of labeled · +8%
Batch / Lot
PL-28-RT20
COA number
2605260088
Container
White Lyophilized Powder
Tested by

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 21.53 mg

108% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 5.4 mg using the measured mass, against 5 mg on the label — 8% 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 number2605260088
Portal lookup✓ Lab-verified
Checked7 Aug 2026date taken from the record, not from a logged check
Checked byPeptigrity staff, against the lab's portal
PDF vs portalfreedomdiagnosticstesting.com's portal shows validity only
WeightCounts as one lab test

Independent HPLC purity analysis of Retatrutide, performed by freedomdiagnosticstesting.com on May 27, 2026. Reported purity: 99.87%. Net content: 21.53 mg against 20 mg labeled (108% of label). Batch PL-28-RT20. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Issued by freedomdiagnosticstesting.com · May 27, 2026 · Batch PL-28-RT20

Related lab tests

4 tests

The 1316 other Retatrutide tests on Peptigrity range from 64.06% to 100.00%. This one sits at 99.87%.

More Retatrutide tests
♡ Likes · 0

Community discussion

0 comments

Join the discussion — sign in to leave a comment on this lab test.

Sign in to comment →

Have you tested this peptide?

Submit your third-party lab test to help the community verify purity claims. Every report is reviewed before publication.