PT-141 × skye peptides — lab test, November 2023
Janoshik Labs publishes a public verification portal. Any test attributed to this lab can be looked up and confirmed directly with the lab — so this result doesn't rest on our review alone.
This certificate carries no lookup code.
Test 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 10 mg · Lab measured 10.11 mg
101% of label, basis not stated — shown as printed. Reconstituted with 2 mL, a 50-unit draw holds 2.5 mg using the measured mass, against 2.5 mg on the label — 1% 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.
Independent HPLC purity analysis of PT-141 from skye peptides, performed by Janoshik Labs on November 7, 2023. Reported purity: 99.984%. Net content: 10.11 mg against 10 mg labeled (101% of label). Batch 1896-10-001. Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
Other lots of PT-141 from skye peptides
| Lot | Tested | Lab | Purity | vs label | Status |
|---|---|---|---|---|---|
| PT26-10-001 | 26 Jan 2026 | Janoshik Labs | 99.878% | 102% | Unverified |
| PT25-10-002 | 22 Oct 2025 | Janoshik Labs | 99.504% | 86% | Unverified |
| PT25-10-001 | 29 Jun 2025 | Janoshik Labs | 99.79% | 123% | Unverified |
| PT24-10-005 | 4 Nov 2024 | Janoshik Labs | 99.941% | 121% | Unverified |
| PT24-24-004 | 28 Jun 2024 | Janoshik Labs | 99.903% | 116% | Unverified |
Batches this shop has published a certificate for, newest first. A lot whose printed value cannot identify a batch is not listed.
Have you tested this peptide?
Submit your third-party lab test to help the community verify purity claims. Every report is reviewed before publication.
Community discussion