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Thymosin Beta-4 — dosage, half-life & reference guide

Healing & recovery peptide · also known as Tβ4, Full TB4

The full-length version of the protein that TB-500 is derived from. Thymosin Beta-4 promotes tissue repair, supports new blood vessel formation, and helps cells survive under stress. Less commonly used than the TB-500 fragment but carries the complete signaling profile.

Commonly-researched dose ranges

Thymosin Beta-4 is commonly researched at 2–2.5 mg, weekly, by SubQ injection, IM injection. These are reference ranges from the literature and community use, not a prescription.

Half-life

Estimated half-life: Hours (similar to TB-500 fragment). See how it accumulates in the half-life calculator.

Safety & interactions

Commonly reported effects: injection site reaction, fatigue, headache. Discuss with your clinician.

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