For in vitro research and laboratory use only. Not for human consumption, diagnosis, or treatment.Terms
Polder Peptides
Premium Research Peptides — EU Based, Lab Tested
Lab-tested research peptides shipped from the Netherlands. Fast EU delivery, third-party verified, discreet packaging.
Catalog
Lab-tested peptides, ready to ship
How it works
From catalog to lab bench in three steps
01
Browse & Select
Pick from lab-tested research peptides. Every product lists purity, potency and an available COA.
02
Order & Pay
Checkout in one page and pay with crypto — BTC, ETH, SOL, USDT and more. We confirm on-chain, then ship.
03
Receive Discreetly
Shipped from the Netherlands in plain packaging. EU delivery in 2–5 business days, tracked.
Third-party tested
Every batch verified by Janoshik
We don't ask you to trust us — we show you the numbers. Each batch is sent to Janoshik, an independent laboratory, for HPLC purity and potency testing. Certificates of Analysis (COAs) are available for every product we sell.
- HPLC purity analysis
- Potency verification
- Batch tracking from supplier to your door

FAQ
Common questions
More questions? See the full FAQ or email info@polderpeptides.nl.