About Pure Source Supply

Pure Source Supply is a US-based supplier of high-purity research peptides and analytical reference compounds. We provide the research community with verified, third-party tested products backed by transparent Certificates of Analysis.

We are committed to supporting legitimate research by providing reliable, high-quality compounds at accessible prices.

Our Standards

Third-Party Tested

Every batch is tested by independent third-party laboratories for purity and identity verification.

Certificates of Analysis

COAs available for all products, documenting HPLC purity analysis and mass spectrometry confirmation.

≥98% Purity Standard

Our strict purity standard applies across our entire catalog. No exceptions.

Proper Cold Storage

Products are stored and handled according to proper cold chain protocols to maintain integrity.

Fast, Discrete Shipping

USPS Priority Mail in plain, unmarked packaging. Free shipping on orders over $200.

Responsive Support

Questions about products, orders, or documentation? We respond within 24 hours.

Partner With Us

For questions, partnerships, or wholesale inquiries on orders of 10+ units, get in touch.