TB-500
Thymosin Beta-4 (fragment)
Systemic tissue repair
Healing & RecoveryMuscle Growth ★ 85
Half-life
~2-3 days
Cycle
4-8 weeks on, 2-4 weeks off
Storage
Lyophilized: freezer or fridge. Reconstituted: 2-8°C, 4 weeks.
Research
Strong preclinical, clinical trials ongoing
About
A synthetic fragment of Thymosin Beta-4. Promotes cell migration, angiogenesis and regeneration of muscle, skin and connective tissue.
Mechanism
Binds G-actin to promote cell motility and repair of damaged tissue.
Dosage
2 mg
1-2x per week
0102030405060708090100
Draw to 100 units on a U-100 insulin syringe
5 mg · 2.5 mL BAC
Route
SubQ or IM
Duration
4-6 weeks
When to take: Timing matters little due to the long half-life. Commonly taken in the evening.
Reconstitution
Vial size (mg): 5 mg · BAC water (mL): 2.5 mL · Concentration: 2 mg/mL
Low mg per dose, so 2.5 mL yields convenient unit measurements.
Benefits
- Systemic tissue repair
- Improves mobility
- Helps with deep injuries
- Vascular regeneration
- Supports hair growth
Side effects
- Generally very well tolerated
- Rare: fatigue at start
- Headache (very rare)
Gender notes
Popular after sports injuries. Same dosing.
Cautions
- Pregnancy
- Active cancer
- Autoimmune disease (caution)
Research
- Thymosin Beta-4: A Multi-Functional Regenerative Peptide
Annals of NY Academy of Sciences · 2012
Review of TB-4 regenerative effects on skin, heart and nerves.
- Goldstein AL: Thymosin beta-4 clinical applications
Expert Opinion on Biological Therapy · 2017
Clinical use of TB-4 in wound healing and cardioprotection.