TB-500
Thymosin Beta-4 — systemic tissue repair and flexibility restoration.
2×
Faster tissue repair
6–10wk
Standard protocol
5★
Evidence rating
TB-500 is a synthetic version of Thymosin Beta-4, a protein found in virtually every cell. It promotes systemic healing, reduces inflammation, and restores range of motion.

Apollo Peptides Sciences
$59.99
HPLC tested · COA included
Buy from ApolloOpens apollopeptidesciences.com (affiliate link)
Systemic Reach
Unlike localized peptides, TB-500 circulates throughout the body, repairing tissue everywhere simultaneously.
Anti-Fibrotic
Reduces scar tissue formation — critical for athletes who need full range of motion post-injury.
Flexibility
Users consistently report significant improvements in joint and tendon flexibility within 2–4 weeks.
TB-500: Full-Body Healing & Systemic Recovery Protocol
Mechanism · Evidence · Application
TB-500 is a synthetic version of Thymosin Beta-4 — a naturally occurring 43-amino-acid protein present in virtually all human and animal cells. Unlike BPC-157 which tends to exert more localized effects, TB-500's primary mechanism is systemic: it travels through the bloodstream, signaling repair cascades throughout the entire body.
How TB-500 Works
TB-500's primary action is its high affinity for actin — a protein essential to cell structure and movement. By binding to actin, TB-500 promotes cell migration and proliferation, which is the foundational step in tissue repair. It also upregulates the expression of anti-inflammatory cytokines while downregulating pro-inflammatory ones, making it one of the most powerful systemic anti-inflammatory peptides available.
TB-500 also promotes angiogenesis and myogenesis (muscle fiber formation), making it valuable for both acute injuries and chronic overuse conditions.
Key Research Findings
Studies have shown TB-500 to: - Accelerate wound closure and tissue remodeling - Reduce fibrosis (scar tissue formation) after injury - Promote hair follicle growth and stimulate hair stem cells - Reduce cardiac damage after myocardial infarction in animal models - Improve flexibility and range of motion in tendons and fascia
The BPC-157 + TB-500 Stack
This combination is considered the gold standard for musculoskeletal injury recovery. BPC-157 addresses local repair and gut health while TB-500 handles systemic inflammation and full-body tissue regeneration. Together, they hit every mechanism of the healing cascade simultaneously.
Healing & Repair Benefits
Systemic tissue repair — reaches every muscle, tendon, and ligament
Dramatically reduces post-injury fibrosis and scar tissue
Restores flexibility and range of motion in damaged connective tissue
Reduces chronic inflammation without suppressing immune function
Promotes hair follicle stem cell activation
Cardiac tissue protection demonstrated in ischemia models
Ideal for overuse injuries, tears, and chronic inflammation
Works synergistically with BPC-157 for complete healing coverage
Dosing & Protocol Guide
TB-500 Protocol Guide
Loading Phase (Weeks 1–2):
· Dose: 7.5–10mg total per week, split across 2–3 injections
· Route: Subcutaneous injection
· Notes: Higher initial dose saturates systemic pathways faster
Maintenance Phase (Weeks 3–12):
· Dose: 5–7.5mg per week
· Frequency: 2× per week
· Duration: Continue for duration of healing period
Cycle Structure:
· Standard: 12 weeks on / 4 weeks off
· For chronic conditions: 8 weeks on / 4 weeks off, repeat as needed
Healing & Recovery
Thymosin Beta-4 — systemic tissue repair and flexibility restoration.
Quality Assurance
HPLC Testing
Purity verified per batch
Mass Spectrometry
Molecular identity confirmed
Certificate of Analysis
Publicly available
US-Based Supplier
Apollo Peptides Sciences
Synergistic Combinations
Stack TB-500 With

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Begin your TB-500 protocol
Source from Apollo Peptides Sciences — HPLC-tested, mass-spectrometry verified, with a Certificate of Analysis per batch.
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