§ Same category · Healing peptides
Thymosin Beta-4 (TB-4) vs TB-500
Side-by-side price comparison across every tracked vendor. Updated every 4–6 hours.
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Thymosin Beta-4 (TB-4)
0
vendors tracked
TB-500
16
vendors tracked
from $3.25/mg
Thymosin Beta-4 (TB-4)
Full-length actin-sequestering peptide
No current listings at 5mg.
TB-500
Actin-binding healing fragment
Operational
$53.99
$10.80/mg
In stock◎ Best $/mg
Operational
$54.00
$10.80/mg
In stockOn sale▲ 0.0% vs best
Operational
$78.00
$15.60/mg
In stock▲ 44.5% vs best
| Vendor | Grade | Risk | Price | $/mg | Trend | Stock | |
|---|---|---|---|---|---|---|---|
| Research Peptides Europe EU | A | Operational | $53.99 ◎ Best $/mg | $10.80 | In stock | Buy with code → | |
| Ascension Peptides US | B | Operational | $54.00 On sale ▲ 0.0% | $10.80 | In stock | Visit → | |
| Core Peptides US | A | Operational | $78.00 ▲ 44.5% | $15.60 | In stock | Visit → |
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Last crawl 2026-11-12Sort:
2026-11-12About Thymosin Beta-4 (TB-4)
Full-length thymosin beta-4 — the parent molecule from which the TB-500 fragment is derived. Studied for cardiac repair, cornea healing, and hair growth.
About TB-500
TB-500 is a synthetic fragment of the naturally-occurring thymosin beta-4 peptide, studied in animal models for soft-tissue repair and inflammation modulation.