PSPeptideSuppliers.orgResearch supplier discovery and education
Education guide

Peptide supplier checklist

Some supplier pages feel trustworthy because they answer basic questions quickly. Use this checklist to compare documentation access, labeling, shipping notes, and overall page clarity without overcomplicating the process.

Graphic showing supplier comparison, documentation, and checklist review
Step 1

COA access

Visibility

Can the document be opened easily from the listing?

Step 2

Batch testing

Traceability

Do batch references and dates stay readable across the page?

Step 3

Labeling

Clarity

Is the product name clear, specific, and consistent?

Step 4

Shipping details

Practicality

Are timing, destination, and policy notes easy to review?

Good signs

What strong supplier pages tend to do

  • Put documentation links where readers expect them.
  • Keep labels and product names consistent.
  • Use shipping and policy pages that match the listings.
  • Make the catalog easy to browse without hiding the basics.
Useful next step

Use the checklist beside a live page

The checklist works best when used on a real supplier page. Open a listing, compare the details one by one, and see whether the page earns trust through clarity rather than just presentation.