Retatrutide × SH Labz Peptides — lab test, March 2026
COA 122536 matches Janoshik Labs's public record. So this test doesn't rest on our review alone — the lab confirms it too.
SJYFPSSYXBU5Test results
Not on file for this certificate: endotoxins, sterility and heavy metals. A purity figure says nothing about those.
About this test
Label 20 mg · Lab measured 20.76 mg
104% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 5.2 mg using the measured mass, against 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.
| Report number | 122536 |
|---|---|
| Portal lookup | ✓ Lab-verified |
| PDF vs portal | Janoshik Labs's portal shows validity only |
| Submitted via | Shop panel (bulk upload) |
| Weight | Counts as one lab test |
Independent HPLC purity analysis of Retatrutide from SH Labz Peptides, performed by Janoshik Labs on March 19, 2026. Reported purity: 99.868%. Net content: 20.76 mg against 20 mg labeled (104% of label). Batch RT20/2026-0310. Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
Other lots of Retatrutide from SH Labz Peptides
| Lot | Tested | Lab | Purity | vs label | Status |
|---|---|---|---|---|---|
| SH-RT15-112026 | 21 Oct 2026 | Janoshik Labs | 99.912% | 108% | Unverified |
| SHRT10-082026 | 25 Aug 2026 | Janoshik Labs | 99.745% | 112% | Unverified |
Batches this shop has published a certificate for, newest first. A lot whose printed value cannot identify a batch is not listed.
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