Thymosin Alpha-1 (TA-1)
Thymosin Alpha-1 (TA-1) is a immunity peptide used in evidence-based, physician-supervised protocols. Use 2x/week during acute illness or infection; 4x/year for preventative immune optimization cycles.
What is Thymosin Alpha-1 (TA-1)?
Thymosin Alpha-1 — naturally occurring thymic peptide (processed from prothymosin alpha). Activates T-cell differentiation, enhances dendritic cell maturation, upregulates MHC-II, and promotes Th1 immune response. Used clinically (Thymalfasin/Zadaxin) for hepatitis B/C, cancer immunotherapy, and sepsis.
Uses & clinical decision logic
Use 2x/week during acute illness or infection; 4x/year for preventative immune optimization cycles.
Thymosin Alpha-1 (TA-1) dosage & administration
| Vial size | BAC water | Dosing range | Units / dose | Frequency | Route |
|---|---|---|---|---|---|
| 5mg | 0.5mL | 1.5-4mg | 15-40 units | When sick 2x/week | IM |
| 10mg | 1mL | 3-8mg | 30-80 units | When sick 2x/week | IM |
Safety & contraindications
Minimal — generally well-tolerated. May cause transient mild injection site reactions.
Stacking & combinations
Pairs with Thymalin and LL-37 for comprehensive thymus-based immune restoration.
Related peptides
Frequently asked questions
What is Thymosin Alpha-1 (TA-1) used for?
Use 2x/week during acute illness or infection; 4x/year for preventative immune optimization cycles.
What is the typical Thymosin Alpha-1 (TA-1) dosage?
Common dosing ranges from 1.5-4mg (When sick 2x/week, IM). Exact dosing is individualized and set by a licensed physician.
How is Thymosin Alpha-1 (TA-1) administered?
Thymosin Alpha-1 (TA-1) is typically administered via IM.
What are the contraindications for Thymosin Alpha-1 (TA-1)?
Minimal — generally well-tolerated. May cause transient mild injection site reactions.
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Build your protocol →This page is for educational purposes only and is not medical advice. Peptide therapies described here are provided under physician supervision through 503A compounding pharmacies. Many peptides are not FDA-approved for the uses described. Do not start, stop, or change any protocol without consulting a licensed physician.