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Buyer's guide · November 2026 · 157 suppliers · United States · page 5 of 5

Compare Thymosin Alpha-1 suppliers in the US

Suppliers 121 to 149 of 149 with Thymosin Alpha-1 on sale based in the US, in PepFinder Score order. Back to the first page for the price range, market history and questions.

Prices checked 6 Nov 2026 · 239 listings · 212 confirmed in stock · 24 out of stock · Thymic peptides

Thymosin Alpha-1 · listed price per mg
USD · single vials · 107 suppliersmedian US$8.05/mg
US$3.20/mgUS$45.00/mg

Multi-vial packs: US$1.60/mg to US$11.20/mg, median US$5.76/mg (27 listings), shown separately.

Each currency is shown separately; prices are never converted. Packs of several vials are compared per mg of the whole pack, apart from single vials.

Suppliers 121–149 of 149 with listings on sale (8 more with everything out of stock) · prices in USD only, never converted

  1. 121
    Apex Peptide Supply logo
    Third-party testing statedCOA page linked, not reviewed

    32 products tracked

    5.8/ 10PepFinder Score

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    From US$9.00/mg (10 mg vial)

    Listing as namedSizePricePer mgStock
    THYMOSIN ALPHA-110 mgUS$89.99US$9.00/mgIn stockOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

  2. 122
    NuScience Peptides logo
    Third-party testing statedCOA page linked, not reviewed

    66 products tracked

    5.8/ 10PepFinder Score

    We may earn a commission. How this works

    From US$6.00/mg (10 mg vial)

    Listing as namedSizePricePer mgStock
    Thymosin Alpha 1 – 10mg10 mgUS$59.99US$6.00/mgIn stockOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

  3. 123

    PeptidesRG

    US based
    Third-party testing statedCOA page linked, not reviewed

    36 products tracked

    5.8/ 10PepFinder Score

    We may earn a commission. How this works

    Listing as namedSizePricePer mgStock
    Thymosin Alpha-1 (TA-1)As listedUS$59.00—In stockOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

  4. 124
    Pivot labs logo

    Pivot labs

    US based
    Third-party testing statedCOA page linked, not reviewed

    65 products tracked

    5.8/ 10PepFinder Score

    We may earn a commission. How this works

    From US$15.00/mg (10 mg vial)

    Listing as namedSizePricePer mgStock
    THYMOSIN ALPHA-1, 5mg5 mgUS$80.00US$16.00/mgIn stockOn their site ↗
    THYMOSIN ALPHA-1, 10mg10 mgUS$150.00US$15.00/mgIn stockOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

  5. 125
    Ventra Sciences logo
    Third-party testing statedCOA page linked, not reviewed

    40 products tracked · Ships to 1 country

    Pays byCard
    5.8/ 10PepFinder Score

    We may earn a commission. How this works

    Listing as namedSizePricePer mgStock
    Thymosin Alpha-1As listedUS$100.00—In stockOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

  6. 126
    Xcel Peptides logo
    Third-party testing statedCOA page linked, not reviewed

    83 products tracked

    5.8/ 10PepFinder Score

    We may earn a commission. How this works

    Listing as namedSizePricePer mgStock
    Thymosin Alpha 110 mg——In stockOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

  7. 127
    Third-party testing statedCOA page linked, not reviewed

    68 products tracked

    5.7/ 10PepFinder Score

    We may earn a commission. How this works

    From US$10.00/mg (10 mg vial)

    Listing as namedSizePricePer mgStock
    THYMOSIN ALPHA 1 VIAL (5MG)5 mgUS$69.99US$14.00/mgIn stockOn their site ↗
    THYMOSIN ALPHA 1 VIAL (10MG)10 mgUS$99.99US$10.00/mgIn stockOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

  8. 128
    Raw Amino logo

    Raw Amino

    US based
    Third-party testing statedCOA page linked, not reviewed

    84 products tracked

    5.7/ 10PepFinder Score

    We may earn a commission. How this works

    From US$12.00/mg (10 mg vial)

    Listing as namedSizePricePer mgStock
    Thymosin Alpha-1 – 5MG/10MG5 mgUS$69.00US$13.80/mgIn stockOn their site ↗
    Thymosin Alpha-1 – 5MG/10MG10 mgUS$120.00US$12.00/mgIn stockOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

  9. 129
    LA Peptides logo

    LA Peptides

    US based
    Third-party testing statedCOA page linked, not reviewed

    51 products tracked · Ships to 1 country

    Pays byCard
    5.6/ 10PepFinder Score

    We may earn a commission. How this works

    Listing as namedSizePricePer mgStock
    Thymosin Alpha 1As listedUS$59.99—In stockOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

  10. 130
    Paramount Peptides logo
    Third-party testing statedCOA page linked, not reviewed

    77 products tracked

    5.6/ 10PepFinder Score

    We may earn a commission. How this works

    From US$9.78/mg (10 mg vial)

    Listing as namedSizePricePer mgStock
    Thymosin Alpha 1 (TA1) (10mg)10 mgUS$97.75US$9.78/mgIn stockOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

  11. 131
    Third-party testing statedCOA page linked, not reviewed

    37 products tracked

    5.5/ 10PepFinder Score

    We may earn a commission. How this works

    Listing as namedSizePricePer mgStock
    Thymosin Alpha-1As listedUS$80.00—In stockOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

  12. 132
    BioLongevity Labs logo
    Third-party testing statedCOA page linked, not reviewed

    57 products tracked · Ships to 31 countries

    Pays byBank transfer
    5.4/ 10PepFinder Score

    We may earn a commission. How this works

    From US$13.00/mg (10 mg vial)

    Listing as namedSizePricePer mgStock
    Thymosin Alpha 1 (10mg)10 mgUS$129.97US$13.00/mgIn stockOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

  13. 133
    Limitless Biotech logo
    Third-party testing statedCOA page linked, not reviewed

    293 products tracked · Ships to 1 country

    Pays byCardCryptoPayPal

    Warning: Not confirmed as Limitless Life Nootropics Details

    5.4/ 10PepFinder Score

    We may earn a commission. How this works

    From US$13.20/mg (10 mg vial)

    Listing as namedSizePricePer mgStock
    Thymosin Alpha-15 mgUS$67.99US$13.60/mgIn stockOn their site ↗
    Thymosin Alpha-1 (5mg / 10mg)5 mgUS$81.00US$16.20/mgIn stockOn their site ↗
    Thymosin Alpha-110 mgUS$131.99US$13.20/mgIn stockOn their site ↗
    Thymosin Alpha-1premiumUS$131.99—In stockOn their site ↗
    Thymosin Alpha 1 RGDRAs listedUS$180.00—In stockOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

  14. 134
    Regentide logo

    Regentide

    US based
    COA page linked, not reviewed

    45 products tracked

    5.4/ 10PepFinder Score

    We may earn a commission. How this works

    From US$11.00/mg (10 mg vial)

    Listing as namedSizePricePer mgStock
    TA-1 (Thymosin Alpha-1) 10mg10 mgUS$109.99US$11.00/mgIn stockOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

  15. 135
    Genetic Peptides logo
    COA page linked, not reviewed

    81 products tracked

    5.3/ 10PepFinder Score

    We may earn a commission. How this works

    Listing as namedSizePricePer mgStock
    Thymosin Alpha-1 VialAs listed——In stockOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

  16. 136
    CellGenic logo

    CellGenic

    US based
    COA page linked, not reviewed

    103 products tracked

    4.7/ 10PepFinder Score

    We may earn a commission. How this works

    From US$11.50/mg (10 mg vial)

    Listing as namedSizePricePer mgStock
    Thymosin Alpha-15 mgUS$105.00US$21.00/mgIn stockOn their site ↗
    Thymosin Alpha-110 mgUS$115.00US$11.50/mgIn stockOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

  17. 137
    Aeterion Labs logo
    Third-party testing stated

    18 products tracked

    –PepFinder Score

    We may earn a commission. How this works

    Listing as namedSizePricePer mgStock
    Thymosin Alpha-1As listedUS$64.00—In stockOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

  18. 138
    CorePeptide logo

    CorePeptide

    US based
    Third-party testing statedCOA page linked, not reviewed

    220 products tracked

    –PepFinder Score

    We may earn a commission. How this works

    From US$20.93/mg (10 mg vial)

    Listing as namedSizePricePer mgStock
    Thymosin Alpha-1 5mg5 mgUS$112.13US$22.43/mgIn stockOn their site ↗
    Thymosin Alpha-1 10mg10 mgUS$209.30US$20.93/mgIn stockOn their site ↗
    Thymosin Alpha-1 PeptideAs listedUS$27.38—In stockOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

  19. 139
    havocresearch.com logo

    64 products tracked

    –PepFinder Score

    We may earn a commission. How this works

    From US$7.50/mg (10 mg vial)

    Listing as namedSizePricePer mgStock
    Thymosin Alpha-15 mgUS$37.50US$7.50/mgIn stockOn their site ↗
    Thymosin Alpha-110 mgUS$74.99US$7.50/mgIn stockOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

  20. 140
    COA page linked, not reviewed

    56 products tracked

    –PepFinder Score

    We may earn a commission. How this works

    From US$4.90/mg (10 mg vial)

    Listing as namedSizePricePer mgStock
    Thymosin Alpha-1 10MG10 mgUS$49.00US$4.90/mgNot statedOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

  21. 141
    Nexiom Research logo
    Third-party testing stated

    25 products tracked

    –PepFinder Score

    We may earn a commission. How this works

    From US$7.70/mg (10 mg vial)

    Listing as namedSizePricePer mgStock
    TA-110 mgUS$77.00US$7.70/mgIn stockOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

  22. 142
    PeptideAtlas logo

    PeptideAtlas

    US based
    Third-party testing statedCOA page linked, not reviewed

    42 products tracked

    –PepFinder Score

    We may earn a commission. How this works

    Listing as namedSizePricePer mgStock
    Thymosin Alpha-1 (research peptide)As listedUS$99.99—In stockOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

  23. 143
    peptidecrafters.com logo
    Third-party testing statedCOA page linked, not reviewed

    52 products tracked

    –PepFinder Score

    We may earn a commission. How this works

    From US$6.50/mg (10 mg vial)

    Listing as namedSizePricePer mgStock
    Thymosin alpha 1 (10mg)10 mgUS$65.00US$6.50/mgIn stockOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

  24. 144
    Third-party testing stated

    58 products tracked

    4.1 Trustpilot(11)
    –PepFinder Score

    We may earn a commission. How this works

    From US$9.50/mg (10 mg vial)

    Listing as namedSizePricePer mgStock
    Thymosin Alpha 1 (10mg)10 mgUS$95.00US$9.50/mgIn stockOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

  25. 146
    Power Peptides logo
    Third-party testing stated

    45 products tracked

    Pays byCard
    –PepFinder Score

    We may earn a commission. How this works

    Listing as namedSizePricePer mgStock
    Thymosin Alpha-1 Research Compound | Power PeptidesAs listedUS$87.99—In stockOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

  26. 147
    Pura Peptides logo

    55 products tracked · Ships to 1 country

    Pays byBank transferCrypto
    –PepFinder Score

    We may earn a commission. How this works

    Listing as namedSizePricePer mgStock
    Thymosin Alpha-1As listedUS$55.00—In stockOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

  27. 148
    Uther Peptide logo

    81 products tracked

    –PepFinder Score

    We may earn a commission. How this works

    Listing as namedSizePricePer mgStock
    Thymosin Alpha 1 10mg (10 Vials / Kit)10mg
    Kit
    US$145.00—In stockOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

  28. 149
    Valkyrie Peptides logo

    39 products tracked

    –PepFinder Score

    We may earn a commission. How this works

    From US$4.49/mg (10 mg vial)

    Listing as namedSizePricePer mgStock
    THYMOSIN ALPHA-1 – 10MG10 mgUS$44.85US$4.49/mgIn stockOn their site ↗

    Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

Also listing Thymosin Alpha-1, currently out of stock: Zenith Biopeptides, Pure Lab Peptides, Peptide Partners, Vertex Labs, Moco Aminos, Sigma Compounds, Peptide Pros, Limitless Biotech.