Vendors / Peptide Sciences
Peptide Sciences
61/10079/132 lab tests passedOnline checkout
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Independent lab tests
| Peptide | Result | Latest |
|---|---|---|
| Tesamorelin | ✗ 2 failed | 2026-07-20 |
| Tirzepatide | ✓ 1 passed · ✗ 1 failed | 2026-07-01 |
| Retatrutide | ✓ 2 passed · ✗ 3 failed | 2026-06-17 |
| CJC-1295 (No DAC) | ✗ 1 failed | 2026-05-06 |
How we read this shop
https://www.peptidesciences.com/ (shutdown notice)
Vendor closed (checked 2026-10-07). requests get a Cloudflare 'Just a moment' challenge (HTTP 403); a Playwright Chromium render passes it and the whole site is a single notice: 'Peptide Sciences has decided to voluntarily shut down operations and discontinue the sale of its research products', adding that any website or entity claiming to be a successor or to sell their products is unauthorized/fraudulent (report to service@peptidesciencesmail.com). No products, prices or cart. Treat any 'Peptide Sciences' storefront elsewhere as not this vendor. Returns [].
Checked 2026-10-07 · JSON · Is this your shop? Sponsor it to be pinned above matching listings.