
Thymosin Alpha 1
Thymosin Alpha 1 (CAS 62304-98-7) is a synthetic 28-amino acid peptide with strong immune-modulating effects. It supports T-cell activation and balance in the immune system and is being studied in contexts ranging from chronic viral infections and cancer adjuvant therapy to autoimmune conditions and long COVID research.
Thymosin Alpha 1 (CAS 62304-98-7) is a synthetic 28-amino acid peptide with strong immune-modulating effects. It supports T-cell activation and balance in the immune system and is being studied in contexts ranging from chronic viral infections and cancer adjuvant therapy to autoimmune conditions and long COVID research.

| Item | Specification |
|---|---|
| Product Name | Thymosin Alpha 1 |
| Thymosin Alpha 1CAS Number | 62304-98-7 |
| Molecular Formula | C₁₂₉H₂₁₅N₃₃O₅₅ |
| Molecular Weight | ~3108.3 g/mol |
| Amino Acid Length | 28 amino acids |
| Appearance | White to off-white lyophilized powder |
| Purity | ≥ 98% (HPLC) |
| Solubility | Soluble in water or dilute acidic solutions |
| Storage | Store at −20 °C, protected from light and moisture |
| Shelf Life | 24 months |
Thymosin Alpha 1 Peptide Synthesis & Manufacturing
- Synthesis Method: Solid-Phase Peptide Synthesis (SPPS)
- Strategy: Stepwise Fmoc chemistry
- Sequence Control: Each coupling step monitored to minimize deletion and truncation impurities
- Cleavage & Deprotection: Controlled conditions to preserve peptide integrity
- Purification: Preparative RP-HPLC
- Drying: Lyophilization under controlled parameters
The manufacturing process is designed to ensure high sequence fidelity and reproducibility, supporting downstream pharmaceutical development and scale-up requirements.

Research & Applications
• Immune Enhancement:
Widely reported to boost resilience, especially in viral infections. Some long COVID and chronic fatigue patients describe noticeable improvements.
01
• Chronic Viral Conditions:
Studied in hepatitis B/C, HIV, and respiratory viruses. Community members often reference it for lingering viral syndromes.
02
• Cancer Immunotherapy:
Used as an adjuvant in oncology, helping restore immune surveillance.
03
• Autoimmune Balance:
Some report benefits for skin irritation, gut issues, or overactive immune responses.
04
• Mixed Experiences:
While many report feeling stronger or more resilient, some experience flares, headaches, or worsened symptoms - reflecting its strong immunomodulatory action.
05
Thymosin Alpha 1 Side Effects
• Mild: headache, warmth at injection site, trouble sleeping
• Moderate: joint pain, tingling/numbness, fatigue after injections
• Stronger reactions: rare reports of mast cell flares or immune over-activation
• Community consensus: generally well tolerated, but effects may vary widely depending on individual immune status
FAQ - Thymosin Alpha 1
**Q1: What do people use Thymosin Alpha 1 for?**
It's studied for chronic viral infections, cancer support, immune dysfunction, and long COVID.
**Q2: How long before effects are noticed?**
Some report benefits (energy, immunity, reduced flares) within weeks, but immune balancing may take longer.
**Q3: What dosing patterns are mentioned?**
Forum users often mention biweekly injections (1.6 mg SC) or smaller, more frequent doses, but this remains research-based.
**Q4: Are TA1 side effects common?**
Most tolerate it well; mild fatigue or injection reactions are possible. A minority report immune flares or worsening symptoms.
**Q5: Is Thymosin Alpha 1 approved for medical use?**
Yes, in some countries (Italy, China) for immune therapy. In the US/EU, it's available only as a research peptide.
why choose nPX BIO as your Thymosin Alpha 1 supplier in china?
- High purity with HPLC test
- Competitive price
- OEM service available; Thymosin Alpha 1(TA1)hard capsule, tablet, and soft gel can be produced according to your requirements
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