Buy Thymosin Alpha-1

Starts from €39.99. Compare 18 shops by price, strength and stock, updated hourly.

Acetylated peptide of 28 amino acids first isolated from thymus tissue.

18 shops10 optionspeptide

Prices synced 4 Nov 2026, 21:00 UTC

Lowest single unit: €39.99; Europeptide · 5 mg vial
Lowest price per mg: €5.10; Peptidlab · 10 mg vial
Shop spread: +261%; Highest vs lowest, 10 mg vial
Shops: 24Peptides Avellon Peptides Baltic Peptides Beyond Peptides BioBoostX Bioniq Lab Europa Peptide Europeptide+10 more below; 26 offers in stock

Vial · lyophilised powder in a sealed vial

5 mg vial

6 shops in stock · highest price is 223% above lowest

Shop	Listing	Pack	Price	Per mg	Stock	Visit
Europeptide Thymosin Alpha-1 5mg Lowest · in stock	Thymosin Alpha-1 5mg	Single	€39.99 €8.00/mg VAT unconfirmed	€8.00	Lowest · in stock	View
PulsePeptides Thymosin Alpha-1 In stock	Thymosin Alpha-1	Single	€39.99 €8.00/mg	€8.00	In stock	View
Research Peptides Europe Thymosin Alpha 1 5mg In stock	Thymosin Alpha 1 5mg	Single	€39.99 €8.00/mg earlier price VAT unconfirmed	€8.00	In stock	View
Avellon Peptides Thymosin Alpha 1 5mg In stock	Thymosin Alpha 1 5mg	Single	€44.99 €9.00/mg	€9.00	In stock	View
Peptiden Kaufen Thymosin Alpha-1 · 5mg In stock	Thymosin Alpha-1 · 5mg	Single	€115.00 €23.00/mg VAT unconfirmed	€23.00	In stock	View
Semax Polska Thymosin alpha 1, 5mg + woda bakteriostatyczna 3ml In stock	Thymosin alpha 1, 5mg + woda bakteriostatyczna 3ml	Single	€129.00 €25.80/mg VAT unconfirmed	€25.80	In stock	View
PeptideHaus Thymosin Alpha-1 5mg × 10 Vials · 10-pack Best per unit	Thymosin Alpha-1 5mg × 10 Vials	10-pack	€248.00 €24.80 each €4.96/mg	€4.96	Best per unit	View
Beyond Peptides Thymosin · 5 mg · 1 Vial Sold out	Thymosin · 5 mg · 1 Vial	Single	€48.69 €9.74/mg incl. 21% VAT (est.)	€9.74	Sold out	View
Beyond Peptides Thymosin · 5 mg · 10 Vial · 10-pack Sold out	Thymosin · 5 mg · 10 Vial	10-pack	€438.26 €43.83 each €8.77/mg incl. 21% VAT (est.)	€8.77	Sold out	View
Beyond Peptides Thymosin · 5 mg · 4 Vial · 4-pack Sold out	Thymosin · 5 mg · 4 Vial	4-pack	€185.05 €46.26 each €9.25/mg incl. 21% VAT (est.)	€9.25	Sold out	View

10 mg vial

8 shops in stock · highest price is 261% above lowest

Shop	Listing	Pack	Price	Per mg	Stock	Visit
Peptidlab THYMOSIN ALPHA-1 10 mg – výskumný peptid pre imunitný a regeneračný výskum Lowest · in stock	THYMOSIN ALPHA-1 10 mg – výskumný peptid pre imunitný a regeneračný výskum	Single	€50.99€64.99 €5.10/mg VAT unconfirmed	€5.10	Lowest · in stock	View
Europa Peptide Thymosin Alpha-1 10mg In stock	Thymosin Alpha-1 10mg	Single	€54.90 €5.49/mg	€5.49	In stock	View
BioBoostX Thymosin-Alpha-1 10mg In stock	Thymosin-Alpha-1 10mg	Single	€69.95 €7.00/mg	€7.00	In stock	View
24Peptides Thymosin Alpha-1 10mg In stock	Thymosin Alpha-1 10mg	Single	€79.00€89.00 €7.90/mg VAT unconfirmed	€7.90	In stock	View
Primal Peptides Thymosin Alpha-1 · 10mg In stock	Thymosin Alpha-1 · 10mg	Single	€79.99 €8.00/mg	€8.00	In stock	View
Research Peptides Europe Thymosin Alpha 1 10mg In stock	Thymosin Alpha 1 10mg	Single	€79.99 €8.00/mg earlier price VAT unconfirmed	€8.00	In stock	View
Lumo Peptides Thymosin Alpha-1 vial 10 mg In stock	Thymosin Alpha-1 vial 10 mg	Single	€84.95 €8.50/mg	€8.50	In stock	View
Peptiden Kaufen Thymosin Alpha-1 · 10mg In stock	Thymosin Alpha-1 · 10mg	Single	€184.00 €18.40/mg VAT unconfirmed	€18.40	In stock	View
PeptideHaus Thymosin Alpha-1 10mg × 10 Vials · 10-pack Best per unit	Thymosin Alpha-1 10mg × 10 Vials	10-pack	€405.00 €40.50 each €4.05/mg	€4.05	Best per unit	View
Baltic Peptides Thymosin Alpha-1 10mg Sold out	Thymosin Alpha-1 10mg	Single	€69.99 €7.00/mg VAT unconfirmed	€7.00	Sold out	View

Strength n/a vial

1 shop in stock

Shop	Listing	Pack	Price	Per mg	Stock	Visit
Peptides Kopen Thymosin Alpha-1 (Endogenic) Lowest · in stock	Thymosin Alpha-1 (Endogenic)	Single	€46.95	–	Lowest · in stock	View

Pen · pre-filled injector pen

5 mg pen

1 shop in stock

Shop	Listing	Pack	Price	Per mg	Stock	Visit
PeptideHaus Thymosin Alpha-1 Forschungs-Pen 5 mg Lowest · in stock	Thymosin Alpha-1 Forschungs-Pen 5 mg	Single	€89.95 €17.99/mg	€17.99	Lowest · in stock	View

10 mg pen

1 shop in stock

Shop	Listing	Pack	Price	Per mg	Stock	Visit
PeptideHaus Thymosin Alpha-1 Pre-Mixed Pen 10 MG Lowest · in stock	Thymosin Alpha-1 Pre-Mixed Pen 10 MG	Single	€98.97 €9.90/mg	€9.90	Lowest · in stock	View
PeptideHaus Thymosin Alpha-1 Forschungs-Pen 10 mg In stock	Thymosin Alpha-1 Forschungs-Pen 10 mg	Single	€189.95 €18.99/mg	€18.99	In stock	View

24 mg pen

1 shop in stock

Shop	Listing	Pack	Price	Per mg	Stock	Visit
PeptideHaus Thymosin Alpha-1 Forschungs-Pen 24 mg Lowest · in stock	Thymosin Alpha-1 Forschungs-Pen 24 mg	Single	€162.45 €6.77/mg	€6.77	Lowest · in stock	View

30 mg pen

2 shops in stock · highest price is 0% above lowest

Shop	Listing	Pack	Price	Per mg	Stock	Visit
Bioniq Lab Thymosin Alpha 1 \| 30mg Peptide Pen Lowest · in stock	Thymosin Alpha 1 \| 30mg Peptide Pen	Single	€236.00 €7.87/mg VAT unconfirmed	€7.87	Lowest · in stock	View
Peptidenonline Thymosin Alpha 1 Peptide Pen 30mg In stock	Thymosin Alpha 1 Peptide Pen 30mg	Single	€236.00 €7.87/mg	€7.87	In stock	View

Nasal spray · nasal spray kit

5 mg nasal spray

1 shop in stock

Shop	Listing	Pack	Price	Per mg	Stock	Visit
Research Peptides Europe Thymosin Alpha 1 Nasal Spray 5mg Lowest · in stock	Thymosin Alpha 1 Nasal Spray 5mg	Single	€59.99 earlier price VAT unconfirmed	–	Lowest · in stock	View

10 mg nasal spray

1 shop in stock

Shop	Listing	Pack	Price	Per mg	Stock	Visit
Research Peptides Europe Thymosin Alpha 1 Nasal Spray 10mg Lowest · in stock	Thymosin Alpha 1 Nasal Spray 10mg	Single	€94.99 earlier price VAT unconfirmed	–	Lowest · in stock	View

Strength n/a nasal spray

1 shop in stock

Shop	Listing	Pack	Price	Per mg	Stock	Visit
PeptideHaus Thymosin Alpha-1 Nasal Spray 15 mL Lowest · in stock	Thymosin Alpha-1 Nasal Spray 15 mL	Single	€78.71	–	Lowest · in stock	View

Chemistry

Thymosin Alpha-1 molecular data

Molecular formula: C₁₂₉H₂₁₅N₃₃O₅₅
Molecular weight: 3,108.3 g/mol
Reference records: PubChem 16130571 Wikidata

Reference data for the compound itself, from PubChem (NCBI). It does not describe the salt form or purity of any shop's product.

Published research

What has been published on Thymosin Alpha-1

836 papers mention Thymosin Alpha-1 in the title or abstract. Studies range from laboratory work to clinical trials. A paper listed here is not an endorsement and says nothing about whether Thymosin Alpha-1 is safe, effective or approved for any use.

69 registered clinical studies 64 randomized trials in PubMed

Most citedName in the title

Prothymosin alpha: isolation and properties of the major immunoreactive form of thymosin alpha 1 in rat thymus.
A.A. Haritos, Gregory J. Goodall, B.L. Horecker · Proceedings of the National Academy of Sciences · 1984
Animal studyOpen access182 citationsRead the open copy →
Thymosin α1 activates dendritic cell tryptophan catabolism and establishes a regulatory environment for balance of inflammation and tolerance
Luigina R. Romani, Francesco Bistoni, Katia Perruccio et al. · Blood · 2006
Study in humansOpen access171 citationsRead the open copy →
Thymosin Alpha 1 Reduces the Mortality of Severe Coronavirus Disease 2019 by Restoration of Lymphocytopenia and Reversion of Exhausted T Cells
Yueping Liu, Yue Pan, Zhenhong Hu et al. · Clinical Infectious Diseases · 2020
Study in humansOpen access152 citationsRead the open copy →

LatestName in title or abstract

P1.197: Thymalfasin May Lead to MRD Clearance for Post - Surgery NSCLC Patients and Thereby Achieve Survival Benefits
Y.-C. Zhang, X. Tian, T. Zhao et al. · Journal of Thoracic Oncology · 2026
Clinical Applications and Evidence Landscape of Thymosin Alpha 1 as an Immunomodulatory Adjunct in Cancer Care: A Scoping Review
Soo-Dam Kim, Kyu Ri Kim, Dong-Hyeon Kim et al. · Pharmaceuticals · 2026
ReviewOpen access · CC BYRead the open copy →
Efficacy and safety of thymosin α1 combined with chemotherapy for gastric cancer: a systematic review and meta-analysis of randomized controlled trials
Zekun Wang, Tao Sun, Haoran Qu et al. · Frontiers in Immunology · 2026
Meta-analysisOpen access · CC BYRead the open copy →
Periodontal and Dental Outcomes of Regenerative Techniques Used in Intentional Replantation
Nabeel Ayappali Kalluvalappil, R. Saravana Kumar, Tamer Hamed Hassan · Dubai Medical Journal · 2026
Open access · CC BYRead the open copy →
Thymosin-ɑ1 for people with chronic hepatitis B
Cho Min Naing, Han Ni, Htar Htar Aung et al. · Cochrane Database of Systematic Reviews · 2026
Meta-analysisOpen accessRead the open copy →

All 836 papers, charts and facts →·on OpenAlex· Source: OpenAlex (CC0), refreshed weekly, last 4 Nov 2026, 08:26 UTC.

How to read these prices

All prices are EUR including VAT and read from each shop’s public feed. Sold-out offers are shown but never counted as lowest.
Per mg divides the unit price by the strength of one unit. Packs are compared by price per unit.
A “code name” tag means the shop sells this under a code name that we matched to Thymosin Alpha-1.

Thymosin Alpha-1 price questions

Where is Thymosin Alpha-1 cheapest?

Europeptide has the lowest in-stock single-unit price for Thymosin Alpha-1 at €39.99 (5 mg vial, incl. VAT). Per mg, Peptidlab is lowest at €5.10/mg (10 mg vial). Prices checked 4 Nov 2026, 21:00 UTC.

How many shops sell Thymosin Alpha-1?

18 tracked shops currently list Thymosin Alpha-1: 24Peptides, Avellon Peptides, Baltic Peptides, Beyond Peptides, BioBoostX, Bioniq Lab, Europa Peptide, Europeptide, Lumo Peptides, PeptideHaus, Peptiden Kaufen, Peptidenonline, Peptides Kopen, Peptidlab, Primal Peptides, PulsePeptides, Research Peptides Europe, Semax Polska. In total there are 30 offers.

Which forms of Thymosin Alpha-1 are listed?

Vial (lyophilised powder in a sealed vial); Pen (pre-filled injector pen); Nasal spray (nasal spray kit).

Is Thymosin Alpha-1 for human use?

Shops list it for laboratory research only. Peptilyze is a price comparison and gives no medical, dosing or usage advice.

Buy Thymosin Alpha-1

Vial · lyophilised powder in a sealed vial

5 mg vial

10 mg vial

Strength n/a vial

Pen · pre-filled injector pen

5 mg pen

10 mg pen

24 mg pen

30 mg pen

Nasal spray · nasal spray kit

5 mg nasal spray

10 mg nasal spray

Strength n/a nasal spray

Thymosin Alpha-1 molecular data

What has been published on Thymosin Alpha-1

Most citedName in the title

LatestName in title or abstract

How to read these prices

Thymosin Alpha-1 price questions

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