Forumshangdong yixin· Shop talk · last reply 1 h ago
✓ Purity · pass✓ Lab-verifiedShop-provided sample

Retatrutide — lab test, May 2026

Tested · submitted by Peptigrity Team Member 01PEPTIGRITY TEAM
Filed by Peptigrity Team Member 01 ·
Sample source: shop-provided. The shop chose and sent this vial. The Trust Score counts it like any other published test; who sourced the vial is shown so you can weigh it yourself.How we weigh evidence →
HPLC Purity
98.74%
✓ Excellent purity only
BrandShop withheld
↓ Download COA
Independently confirmed on the lab’s portal✓ Extra check

COA SYJ-MC2 matches Uzorak's public record. So this test doesn't rest on our review alone — the lab confirms it too.

Lookup codeSYJ-MC2
Look it up on Uzorak ↗Checked May 13, 2026

Test results

6 data points
Purity
98.74%
Endotoxins
Not tested
Sterility
Not on file
Heavy metals
Not tested
Stated qty
50 mg
Tested qty
51.92 mg
Qty match
104% of labeled · +4%
Batch / Lot
1142
COA number
SYJ-MC2
Tested by
UzorakView profile →

Not on file for this certificate: endotoxins, sterility and heavy metals. A purity figure says nothing about those.

About this test

What’s in the vial

Label 50 mg · Lab measured 51.92 mg

104% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 13 mg using the measured mass, against 12.5 mg on the label — 4% 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 numberSYJ-MC2
Portal lookup✓ Lab-verified
PDF vs portalUzorak's portal shows validity only
WeightCounts as one lab test

Independent HPLC purity analysis of Retatrutide, performed by Uzorak on May 13, 2026. Reported purity: 98.74%. Net content: 51.92 mg against 50 mg labeled (104% of label). Batch 1142. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Issued by Uzorak · May 13, 2026 · Batch 1142

Related lab tests

4 tests

The 1432 other Retatrutide tests on Peptigrity range from 64.06% to 100.00%. This one sits at 98.74%.

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