Retatrutide — lab test, August 2026
COA COA-2026-SJZFRO matches ILS Laboratories's public record. So this test doesn't rest on our review alone — the lab confirms it too.
MA4KNH0HTest results
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
Label 20 mg · Lab measured 21.05 mg
105% 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 — 5% 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.
| Report number | COA-2026-SJZFRO |
|---|---|
| Portal lookup | ✓ Lab-verified |
| Checked | 24 Aug 2026date taken from the record, not from a logged check |
| Checked by | Peptigrity staff, against the lab's portal |
| PDF vs portal | ILS Laboratories's portal shows validity only |
| Weight | Counts as one lab test |
Independent HPLC purity analysis of Retatrutide, performed by ILS Laboratories on August 13, 2026. Reported purity: 100%. Net content: 21.05 mg against 20 mg labeled (105% of label). Heavy metals: ICP-MS: Arsenic, Cadmium, Lead, Mercury, Chromium — all Not Detected; Fentanyl Screen: Not Detected. Batch GLP320JUL26-01. Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
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