Folio 01 — IntroductionJune 2026

Independent · Researcher-first · Always free

The vendor
directory
researchers
trust.

Peptibunny is an editorial reference for the peptide research community. We index vendors, verify third-party Certificates of Analysis, surface community signal — and write it all down. Plainly. With sources. Without sponsorship.

Folio 02 — The Index

Top-rated vendors,
ranked by trust.

The first ten entries from our directory. Scoring blends third-party COA verification, average purity, community ratings, and reputation signal. Updated weekly.

Folio 03 — On Method

How
trust
is measured.

Every vendor's score is calculated from three transparent, verifiable categories. No black boxes. No paid promotions. The arithmetic is published and the data is yours to inspect.

Read the full methodology →
  1. i.

    COA Verification

    Third-party Certificates of Analysis from independent laboratories. Vendors with verified COAs receive thirty trust points.

    +30 pts
  2. ii.

    Community Reviews

    Aggregated ratings from verified researchers covering purity, shipping, and service. Up to fifty trust points based on average rating.

    +50 pts
  3. iii.

    Reputation Signals

    Review volume, curated discussions, and vendor track record contribute additional trust points for established vendors.

    +20 pts

Folio 04 — The Subject Index

Browse by
research category.

An A–Z of the most-studied peptide families, each leading to its vetted vendors.