


Thymosin Alpha-1 5mg
Thymosin Alpha-1 (Tα1) is a synthetic peptide originally derived from prothymosin alpha, a naturally occurring protein involved in immune regulation. Known for its immunomodulatory and anti-inflammatory properties, Thymosin Alpha-1 is widely studied for its ability to enhance immune function, support antiviral defense, and reduce inflammation. It is of particular interest in research related to chronic infections, immune deficiency, and oncology.
Thymosin Alpha-1 (Tα1) is a synthetic peptide originally derived from prothymosin alpha, a naturally occurring protein involved in immune regulation. Known for its immunomodulatory and anti-inflammatory properties, Thymosin Alpha-1 is widely studied for its ability to enhance immune function, support antiviral defense, and reduce inflammation. It is of particular interest in research related to chronic infections, immune deficiency, and oncology.
Thymosin Alpha-1 (Tα1) is a synthetic peptide originally derived from prothymosin alpha, a naturally occurring protein involved in immune regulation. Known for its immunomodulatory and anti-inflammatory properties, Thymosin Alpha-1 is widely studied for its ability to enhance immune function, support antiviral defense, and reduce inflammation. It is of particular interest in research related to chronic infections, immune deficiency, and oncology.
Thymosin Alpha-1 is a 28-amino acid peptide first isolated from the thymus gland, where it plays a central role in the maturation and activation of T-cells—key components of the adaptive immune system. Tα1 has been studied for its potential to restore immune balance, making it a valuable candidate in research on immune dysfunction and immune-compromised conditions.
Product Usage: This PRODUCT IS INTENDED AS A RESEARCH CHEMICAL ONLY. This designation allows the use of research chemicals strictly for in vitro testing and laboratory experimentation only. All product information available on this website is for educational purposes only. Bodily introduction of any kind into humans or animals is strictly forbidden by law. This product should only be handled by licensed, qualified professionals. This product is not a drug, food, or cosmetic and may not be misbranded, misused or mislabled as a drug, food or cosmetic.
What is Thymosin Alpha-1?
Tα1 functions primarily as an immune system regulator. It promotes the activity and function of T lymphocytes and natural killer (NK) cells, helping the body identify and eliminate pathogens or abnormal cells. Additionally, it can inhibit pro-inflammatory cytokines and reduce oxidative damage, offering broad support in immune surveillance and recovery.
Key Functions and Benefits
Immune Modulation: Enhances T-cell and NK cell function to strengthen immune response.
Antiviral Activity: Has shown potential in reducing viral replication and aiding viral clearance.
Anti-Inflammatory Effects: Suppresses excess inflammatory cytokines, supporting immune balance.
Tissue Protection: May protect cells from oxidative stress and promote tissue repair.
Clinical Interest: Studied in relation to hepatitis B and C, HIV, sepsis, and certain cancers.
Mechanisms of Action
Thymosin Alpha-1 modulates immune activity by binding to toll-like receptors (TLRs), which play a key role in pathogen recognition and innate immune activation. By enhancing the activity of cytotoxic T-cells and NK cells, Tα1 supports the body’s ability to identify and eliminate infected or abnormal cells. It also downregulates inflammatory mediators like TNF-α and IL-6, promoting an immune environment that is both effective and balanced.
Unique Characteristics
Unlike conventional immune stimulants, Thymosin Alpha-1 works as an immune modulator, helping restore immune homeostasis rather than overstimulating it. Its low molecular weight and favorable safety profile have made it a focus in both preventive and therapeutic research.
Thymosin Alpha-1 Peptide Structure

Source: PubChem
Sequence: Ser-Asp-Ala-Ala-Val-Asp-Thr-Ser-Ser-Glu-Ile-Thr-Thr-Lys-Asp-Leu-Lys-Glu-Lys-Lys-Glu-Val-Val-Glu-Glu-Ala-Glu-Asn
Molecular Formula: C129H215N33O55
Molecular Weight: 3108.3 g/mol
PubChem CID: 16130571
CAS Number: 62304-98-7
Synonyms:
ALL ARTICLES AND PRODUCT INFORMATION PROVIDED ON THIS WEBSITE ARE FOR INFORMATIONAL AND EDUCATIONAL PURPOSES ONLY.
The products offered on this website are furnished for in-vitro studies only. In-vitro studies (Latin: in glass) are performed outside of the body. These products are not medicines or drugs and have not been approved by the FDA to prevent, treat, or cure any medical condition, ailment, or disease. Bodily introduction of any kind into humans or animals is strictly forbidden by law.