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PepFinder
Directory · Curated list · 96 suppliers

Highest-rated research peptide suppliers

Ranked by PepFinder Score. Only suppliers rated 7.0 or higher are listed. Sponsorship and paid plans do not affect ratings or this ranking.

Index updated 24 Sept 2026 · 0 verified · 74 state third-party testing · 71 with a COA page

Browse by region

  1. #61

    Proxiva Peptides

    US based

    United States

    7.2Provisional
    24 products · Ships to 1 country
    Third-party testing statedCOA page linked, not reviewedCardBank transfer
    View reviewVisit store
  2. #62

    Reviv Peptides

    —

    7.2Provisional
    3.7 Trustpilot(8)20 products · Delivery ship within 1 business day · Ships to 1 country
    Third-party testing stated
    View reviewVisit store
  3. #63

    Nova Biolabs

    GB based

    United Kingdom

    7.2Provisional
    22 products · Ships to 2 countries
    Third-party testing statedCOA page linked, not reviewedBank transferCryptoPayPal
    View reviewVisit store
  4. #64

    99PurityPeptides

    —

    7.2
    4.8 Trustpilot(57)34 products · Delivery dispatch promptly via UPS within 1 to 3 business days · Ships to 1 country
    Third-party testing statedCOA page linked, not reviewedCardPayPal
    View reviewVisit store
  5. #65

    Sparta Labs

    —

    7.2Provisional
    4.3 Trustpilot(7)27 products · Ships to 1 country
    Third-party testing statedCOA page linked, not reviewedCardCrypto
    View reviewVisit store
  8. #68

    Peptology Labs

    GB based

    United Kingdom

    7.1
    4.8 Trustpilot(79)25 products · Delivery However, this is not a guaranteed next-day service, so please allow 1–2 working days for delivery. · Ships to 36 countries
    Third-party testing statedCOA page linked, not reviewedBank transfer
    View reviewVisit store
  9. #69

    Bionik Peptides

    GB based

    United Kingdom

    7.1Provisional
    41 products · Ships to 36 countries
    Third-party testing statedCOA page linked, not reviewedCardBank transfer
    View reviewVisit store
  11. #71

    Index Peptides

    GB based

    United Kingdom

    7.1
    4.2 Trustpilot(6)14 products · Delivery Delivery is tracked, and shipping is free on UK orders over 30 pounds, with tracked 48 hour service at 3.65 pounds below that. · Ships to 36 countries
    Third-party testing statedCOA page linked, not reviewedBank transferCrypto
    View reviewVisit store
  15. #75

    Synthro Lab

    —

    7.1
    10 products · Delivery Delivery typically takes 2–3 days.
    Third-party testing statedCOA page linked, not reviewedCardBank transferCrypto
    View reviewVisit store
  21. #81

    Velonix Labs

    GB based

    United Kingdom

    7.0Provisional
    19 products · Ships to 1 country
    Third-party testing statedCOA page linked, not reviewedBank transfer
    View reviewVisit store
  23. #83

    Integrity Peptides

    —

    7.0
    17 products · Delivery Delivery Time Delivery typically takes 1-4 business days · Ships to 1 country
    Third-party testing statedCOA page linked, not reviewedCardPayPal
    View reviewVisit store
  24. #84

    Peptide Clyde

    GB based

    United Kingdom

    7.0
    27 products · Delivery UK standard delivery is typically 1–3 working days.
    Third-party testing statedCOA page linked, not reviewedCardBank transferPayPal
    View reviewVisit store
  25. #85

    Aussie Peptides

    AU based

    Australia

    7.0
    38 products · Delivery dispatch, standard shipping typically takes 3–7 business days
    Third-party testing statedCOA page linked, not reviewedBank transfer
    View reviewVisit store
  29. #89

    True Peptide Labs

    US based

    United States

    7.0Provisional
    4.2 Trustpilot(69)27 products · Delivery Free 2–5 day delivery on all orders over $250.
    Third-party testing statedCOA page linked, not reviewed
    View reviewVisit store
  35. #95

    Platinum Peptides

    US based

    United States

    7.0Provisional
    3.7 Trustpilot(1)47 products · Ships to 1 country
    Third-party testing statedCOA page linked, not reviewed
    View reviewVisit store