Every molecule. Verified.
HPLC and mass-spec analysis on every batch. A Certificate of Analysis with every vial. This is what research-grade actually means.
Why Researchers Choose Peptyne
In an industry where quality varies wildly, we exist to be the reliable standard — documented, tested, and transparent on every order.
≥98% Verified Purity
Every batch is independently analyzed by HPLC and mass spectrometry to confirm purity and molecular identity — no exceptions, no estimates.
COA With Every Order
A Certificate of Analysis ships with each product, detailing purity, identity, and lot information. Complete documentation is our baseline.
US Sourced & Shipped
A US-based operation with domestic fulfillment — no overseas drop-shipping, no customs delays. You always know where your materials come from.
Secure & Discreet
SSL-encrypted checkout and discreet, unbranded packaging protect your privacy from order to delivery. Your research stays your business.
Fast Domestic Fulfillment
Orders placed before 2 PM EST typically ship the same business day, with free UPS 2nd Day Air on qualifying orders.
Transparent & Compliant
Full regulatory transparency. Every product is clearly labeled Research Use Only, with our compliance standards published openly.