What Thymosin Alpha-1 is
Thymosin Alpha-1 is an immunomodulatory peptide. A 28-amino-acid peptide derived from prothymosin alpha, studied for T-cell maturation and innate immune signalling.
Class and mechanism
Thymosin Alpha-1 is an immunomodulatory peptide. A 28-amino-acid peptide derived from prothymosin alpha, studied for T-cell maturation and innate immune signalling.
Where it sits
Research peptides are short amino-acid sequences supplied either as a lyophilised powder in a sealed vial or already in solution in a pre-filled pen. Which of the two you receive changes how the item is stored and how long it stays usable once opened.
Other names
Thymosin Alpha-1 is also written as Ta1 and Thymalfasin. The same molecule appears under more than one name, which is worth knowing when comparing listings between suppliers.
Others in the research peptides range
Thymosin Alpha-1 sits in the research peptides group. The compounds below share that grouping, which is the useful starting point when comparing one against another: same group means the comparison is like for like, different group usually means it is not.
| Compound | Class | Listings | From |
|---|---|---|---|
| BPC-157 | Pentadecapeptide | 2 | £16 |
| TB-500 | Thymosin beta-4 fragment | 2 | £25 |
| GHK-Cu | Copper tripeptide | 2 | £30 |
| KPV | Alpha-MSH tripeptide fragment | 1 | £20 |
| LL-37 | Antimicrobial host-defence peptide | 1 | £60 |
| Glutathione | Endogenous tripeptide antioxidant | 1 | £95 |
Is it held in UK stock?
Stock held in the UK ships domestically, with no customs step. The product page carries live stock rather than a cached figure.
- SerenQ Thymosin Alpha-1 10mg Peptide Penout of stock£65
Availability checked 2026-09-09. The product page carries live stock.