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Directory · Curated list · 342 suppliers

Suppliers publishing third-party testing

Suppliers that state independent (third-party) laboratory testing. Where we have reviewed the underlying certificates, each profile shows the laboratory, batch and date as documented.

Index updated 24 Sept 2026 · 0 verified · 342 state third-party testing · 247 with a COA page

Browse by region

  1. #241

    JGPep+

    GB based

    United Kingdom

    5.8Provisional
    14 products
    Third-party testing statedCOA page linked, not reviewed
    View reviewVisit store
  3. #243

    Vionex

    GB based

    United Kingdom

    5.7Provisional
    7 products · Ships to 1 country
    Third-party testing statedCOA page linked, not reviewed
    View reviewVisit store
  10. #250

    Regena Peptides

    —

    5.6Provisional
    4.0 Trustpilot(4)100 products · Ships to 36 countries
    Third-party testing statedCOA page linked, not reviewedCardBank transferCrypto
    View reviewVisit store
  11. #251

    Peptide Sciences

    —

    5.6
    29 products · Delivery Domestic orders typically arrive within 3 to 5 business days.
    Third-party testing statedCOA page linked, not reviewedCrypto
    View reviewVisit store
  12. #252

    Evolve Labs UK

    —

    5.6Provisional
    7 products · Delivery Same or next-day shipping across England, Scotland, Wales, and Northern Ireland.
    Third-party testing stated
    View reviewVisit store
  15. #255

    MY PEPTIDES

    —

    5.5
    9 products · Delivery delivery is standard, and worldwide shipping in 3–5 working days · Ships to 32 countries
    Third-party testing statedCOA page linked, not reviewedCard
    View reviewVisit store
  17. #257

    BioLongevity Labs

    US based

    United States

    5.4Provisional
    19 products · Ships to 31 countries
    Third-party testing statedCOA page linked, not reviewedBank transfer
    View reviewVisit store
  27. #267

    RETApro

    —

    4.5Provisional
    4 products · Ships to 1 country
    Third-party testing statedCOA page linked, not reviewedCardCrypto
    View reviewVisit store
  33. #273

    Kovalabs

    GB based

    United Kingdom

    –
    23 products · Ships to 1 country
    Third-party testing statedCOA page linked, not reviewed
    View reviewVisit store
  34. #274

    Peptidology

    US based

    United States

    –
    4.8 Trustpilot(179)12 products
    Third-party testing statedCOA page linked, not reviewedCardBank transferCrypto
    View reviewVisit store
  37. #277

    Vi Corpus

    AU based

    Australia

    –
    13 products · Delivery Standard delivery within Australia typically takes 2-5 business days depending on your location. · Ships to 1 country
    Third-party testing statedCOA page linked, not reviewed
    View reviewVisit store
  38. #278

    Nexyra Lab

    GB based

    United Kingdom

    –
    11 products · Ships to 1 country
    Third-party testing statedCOA page linked, not reviewed
    View reviewVisit store
  39. #279

    R&D Peptides

    GB based

    United Kingdom

    –
    4.5 Trustpilot(16)29 products · Ships to 1 country
    Third-party testing statedCOA page linked, not reviewed
    View reviewVisit store
  40. #280

    Peptide Pro

    GB based

    United Kingdom

    –
    38 products · Delivery Delivery to the Republic of Ireland is estimated at 3–5 working days after dispatch, but courier and customs processing can affect timings. · Ships to 1 country
    Third-party testing stated
    View reviewVisit store
  44. #284

    NorthPeptide

    —

    –
    4.6 Trustpilot(18)29 products · Ships to 2 countries
    Third-party testing statedCOA page linked, not reviewed
    View reviewVisit store