/ Side by side
Thymosin Alpha-1 vs LL-37
A neutral, side-by-side look at Thymosin Alpha-1 and LL-37: what each one is, its class, half-life, storage, and the public sources behind it. Educational reference only, not medical advice, dosing, or a recommendation to use either compound.
Thymosin Alpha-1
Tα1 · Zadaxin
Full profile →LL-37
Cathelicidin · CAP-18
Full profile →| Attribute | Thymosin Alpha-1 | LL-37 |
|---|---|---|
| Category | Healing / Recovery | Healing / Recovery |
| Half-life | ~2-3 h, subcutaneous | Short in plasma; no human PK published |
| Common vial | 5, 10 mg | 5 mg |
| Reference | Verified | Verified |
What is Thymosin Alpha-1?
A 28-amino-acid immunomodulating peptide derived from prothymosin alpha that modulates Toll-like receptor signaling on dendritic cells and helps balance T-cell responses. Marketed as Zadaxin in many countries.
Sources
- Peer-reviewed TLR9 immunomodulation
- Zadaxin product information
What is LL-37?
The only human cathelicidin-derived antimicrobial peptide, part of innate immune defence and studied for its antimicrobial, wound-healing and immunomodulatory activity.
Sources
- PubChem compound record
- Peer-reviewed innate-immunity literature
Educational reference only, compiled from public sources. Not medical advice, diagnosis, treatment, or a dosing recommendation, and not a recommendation to use any compound. Many compounds listed are research materials not approved for human use. Consult a qualified professional.