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Directory · Curated list · serving the US · 275 suppliers

Suppliers with certificates of analysis serving the US

Two kinds of supplier appear here, and each card says which. Some have certificates of analysis we hold and have reviewed: batch, laboratory and date as documented. Others link a certificates-of-analysis page on their website that we have not yet reviewed; for those, the COA is the supplier's own claim. Showing stores based in or shipping to the US, those based there first. Show all regions.

Index updated 8 Nov 2026 · 11 verified · 231 state third-party testing · 275 with a COA page

Browse by region

  39. Clavicular Peptides logo
    #219

    Clavicular Peptides

    US based

    United States

    –
    Delivery QSC maintains a US domestic warehouse with 2–5 business day delivery and no customs clearance required.
    Third-party testing statedCOA page linked, not reviewedBank transferCrypto
    View reviewVisit store

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  49. Solatide Biosciences logo
    #229

    Solatide Biosciences

    AU · ships to United States

    Melbourne, Australia

    9.4
    5.0(2)25 products · Delivery 1-2 days in Australia · Ships to 36 countries
    Business & docs verifiedThird-party testing statedCOA confirmed with labCardBank transferCrypto
    View reviewVisit store

    We may earn a commission. How this works

  50. Pioneer Research Peptides logo
    #230

    Pioneer Research Peptides

    GB · ships to United States

    Greater London, United Kingdom

    9.1
    5.0(2)69 products · Delivery 1–2 working days in the UK on Royal Mail Tracked 24. International varies by destination. · Ships to 51 countries
    Third-party testing statedCOAs reviewed✓ Verified ownerBank transferCrypto
    View reviewVisit store

    We may earn a commission. How this works

  51. New-U Research Compounds logo
    #231

    New-U Research Compounds

    GB · ships to United States

    Wyoming, United Kingdom

    8.9
    5.0(5)4.3 Trustpilot(8)779 products · Delivery 6-14 days worldwide · Ships to 36 countries
    Business & docs verifiedThird-party testing statedCOA page linked, not reviewedCardCrypto
    View reviewVisit store

    We may earn a commission. How this works

  52. CryoPepLab logo
    #232

    CryoPepLab

    CN · ships to United States

    Hong Kong, China

    8.6
    4.0(1)191 products · Delivery Shipping to US usually takes 5-7 days to deliver. · Ships to 9 countries
    Third-party testing statedCOA confirmed with lab✓ Verified ownerCardBank transferCryptoPayPal
    View reviewVisit store

    We may earn a commission. How this works

  53. Europa Peptides logo
    #233

    Europa Peptides

    NL · ships to United States

    Noord-Brabant, Netherlands

    8.4
    5.0(1)26 products · Delivery 1-2 working days in NL, 2-5 working days in EU. · Ships to 11 countries
    COA confirmed with lab✓ Verified ownerCardBank transfer
    View reviewVisit store

    We may earn a commission. How this works

  54. SPX Labs logo
    #234

    SPX Labs

    GB · ships to United States

    Northern Ireland, United Kingdom

    8.3
    4.3 Trustpilot(9)26 products · Delivery UK: 1–2 working days. Europe: delivery times shown at checkout · Ships to 36 countries
    Third-party testing statedCOA page linked, not reviewed✓ Verified ownerCardBank transferCrypto
    View reviewVisit store

    We may earn a commission. How this works

  55. Evolve Biolab UK logo
    #235

    Evolve Biolab UK

    GB · ships to United States

    United Kingdom

    8.0
    4.6 Trustpilot(22)62 products · Delivery 1-2 working days in the UK · Ships to 36 countries
    Third-party testing statedCOA confirmed with lab✓ Verified ownerBank transfer
    View reviewVisit store

    We may earn a commission. How this works

  56. Pyrox Labs logo
    #236

    Pyrox Labs

    GB · ships to United States

    london, United Kingdom

    7.8
    71 products · Delivery 1 · Ships to 36 countries
    Business & docs verifiedThird-party testing statedCOA page linked, not reviewedBank transfer
    View reviewVisit store

    We may earn a commission. How this works

  57. BioPlex Peptides logo
    #237

    BioPlex Peptides

    GB · ships to United States

    London, United Kingdom

    7.5
    42 products · Delivery 1-3 · Ships to 36 countries
    Third-party testing statedCOA page linked, not reviewed✓ Verified ownerCardBank transfer
    View reviewVisit store

    We may earn a commission. How this works

  58. RCpeptides logo
    #238

    RCpeptides

    NL · ships to United States

    Utrecht, Netherlands

    7.5
    5.0(1)210 products · Delivery 2-4 · Ships to 57 countries
    COA page linked, not reviewed✓ Verified ownerBank transferCrypto
    View reviewVisit store

    We may earn a commission. How this works

  59. BluePeak Peptides logo
    #239

    BluePeak Peptides

    GB · ships to United States

    United Kingdom

    7.4
    4.4 Trustpilot(195)20 products · Ships to 34 countries
    Third-party testing statedCOA page linked, not reviewedCardBank transferCrypto
    View reviewVisit store

    We may earn a commission. How this works

  60. Peptology Labs logo
    #240

    Peptology Labs

    GB · ships to United States

    United Kingdom

    7.1
    4.8 Trustpilot(79)50 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

    We may earn a commission. How this works