Forumshangdong yixin · Shop talk · 8 replies
✓ Purity · passShop-provided sample

Retatrutide — lab test, August 2026

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Tested · submitted by @LyraVital ● Member
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
99.96%
✓ Excellent purity only
BrandShop withheld
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COA on file — not portal-verified

This lab doesn't publish a public lookup, so we can't confirm the certificate against the lab's own record. The document was reviewed before publication, but it rests on our review alone.

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Test results

9 data points
Purity
99.96%
Endotoxins
0.25 EU/mg (limit 17.50) Pass
Sterility
Not on file
Heavy metals
Complete (total 0.0)
Stated qty
20 mg
Tested qty
19.75 mg
Qty match
99% of labeled · -1%
Batch / Lot
RT20-0727
COA number
2608AFL1387.4861
Container
Powder (white powder)
Tested by
Accurate Test LabView profile →

Not on file for this certificate: sterility. A purity figure says nothing about that.

About this test

What’s in the vial

Label 20 mg · Lab measured 19.75 mg

99% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 4.9 mg using the measured mass, against 5 mg on the label — 1% less.

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.

Independent HPLC purity analysis of Retatrutide, performed by Accurate Test Lab on August 19, 2026. Reported purity: 99.96%. Net content: 19.75 mg against 20 mg labeled (99% of label). Endotoxins: 0.25 EU/mg (limit 17.50) Pass. Heavy metals: Complete (total 0.0). Batch RT20-0727. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
Issued by Accurate Test Lab · Aug 19, 2026 · Batch RT20-0727

Related lab tests

4 tests

The 1525 other Retatrutide tests on Peptigrity range from 64.06% to 100.00%. This one sits at 99.96%.

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