Taishijie
https://taishijie.com · status: active
TRUST SCORE
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Composite of independent COAs, linked manufacturer certifications,
third-party rankings, and years active. methodology
Profile
| Founded | 2025 |
|---|---|
| Payments | Bitcoin, PayPal, Wire |
| Notes | Publishes 3 independent COAs from 1 lab across 3 peptides; latest Apr 2026. |
Listings (12)
| Peptide | SKU | Size | Price | Listed purity | In stock |
|---|---|---|---|---|---|
| Tesamorelin | — | — | — | — | yes |
| TB-500 | — | — | — | — | yes |
| Semax | — | — | — | — | yes |
| Semaglutide | — | — | — | — | yes |
| Selank | — | — | — | — | yes |
| Retatrutide | — | — | — | — | yes |
| PT-141 | — | — | — | — | yes |
| MOTS-c | — | — | — | — | yes |
| GHK-Cu | — | — | — | — | yes |
| Cagrilintide | — | — | — | — | yes |
| AOD-9604 | — | — | — | — | yes |
| SS-31 | — | — | — | — | yes |
Certificates of analysis (3)
| Peptide | Batch | Lab | Method | Measured purity | Date | File |
|---|---|---|---|---|---|---|
| Retatrutide | 2026 | Janoshik Analytical | HPLC | 99.818% | 2026-04-14T00:00:00.000Z | — |
| Tirzepatide | 2026 | Janoshik Analytical | HPLC | 99.81% | 2026-04-14T00:00:00.000Z | — |
| GHK-Cu | 2026 | Janoshik Analytical | HPLC | 99.435% | 2026-04-14T00:00:00.000Z | — |