Thymosin Alpha-1 vs TB-500
Side-by-side comparison of key properties, dosing, and research.
Immune SupportAnti-Aging & Longevity
Thymosin Alpha-1Recovery & Repair
TB-500- Summary
- Thymosin Alpha-1 is a naturally occurring 28-amino acid peptide derived from the thymus gland. It is a powerful immune modulator approved in many countries for treating chronic hepatitis B, hepatitis C, and as an adjunct in cancer immunotherapy.
- TB-500 is a synthetic fragment of Thymosin Beta-4, a naturally occurring peptide found in nearly all human and animal cells. It promotes cell migration to injury sites, accelerates tissue regeneration, and reduces chronic inflammation.
- Half-Life
- 2–3 hours
- 2–3 hours
- Admin Route
- SubQ
- SubQ, IM
- Research
- —
- —
- Typical Dose
- 0.8–1.6 mg
- 2–2.5 mg
- Frequency
- Twice weekly
- Twice weekly
- Key Benefits
- Enhances T-cell and NK cell activity
- Supports recovery from viral and bacterial infections
- May reduce inflammation systemically
- Supports healthy aging and immune resilience
- Improves vaccine response
- Supports liver health
- May help with chronic fatigue syndrome and post-viral conditions
- Approved in multiple countries for hepatitis B and C treatment
- Enhances muscle tissue regeneration
- Accelerates healing of wounds and injuries
- Reduces inflammation and pain
- Improves flexibility and mobility
- Promotes new blood vessel formation
- Supports hair growth and skin health
- May improve cardiac function after injury
- Systemic healing effect — works at distance from injection site
- Side Effects
- Injection site irritation
- Mild flu-like symptoms initially (immune activation)
- Fatigue (rare)
- Injection site discomfort
- Fatigue (rare)
- Headache (rare)
- Stacks With
- —
- —