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All editions →MethodologyUpdated · September 2026
Thymosin Beta-4 fragment

TB-500.
8 vendors · €17–88

Synthetic fragment of thymosin beta-4. Actively researched for soft-tissue repair.

Clinical-stageLyophilised vialAlso known as:Thymosin β4 fragment (17-23)
Live vendor register · sorted by price

Every vendor. Same compound, sorted ascending.

TB-500 · price-normalised
8 listings · unflagged vendors first
01
QSC PeptidesVID-QSC-PEPT · Kit of 10 · from $200 USD
5 mg
99%
HPLC · MS · Janoshik
In stock
3–7 days (EU warehouse)
€17
02
SwissChemsVID-SWISSCHE · US dispatch · from $23.96
2 mg
99%
GC-MS/LC-MS · endotoxin panel
In stock
2–3 weeks
€21
03
PepsupVID-PEPSUP · NL dispatch · €29.99 (only 3 left) · 10 mg €34.99 sold out
5 mg
99%
No COA published (mfr claim 99%+)
Low stock
NL 1–2 d · EU 2–5 d
€30
04
Direct Peptides EUVID-DIRECT-P · UK network · from £28.00
5 mg
99%
HPLC badge only (no reports published)
In stock
10–14 days
€33
05
PeptidesDirectPickVID-PEPTIDES · DE dispatch · €44.99
10 mg
99.94%
HPLC · MS (per-batch COA)
In stock
DE 1–2 d · EU 3–10 d
€45
06
Particle PeptidesVID-PARTICLE · SK dispatch
10 mg
99%
COA PDF (method unstated)
In stock
2–7 days
€65
07
PEAK_PEPTIDEVID-PEAK-PEP · AT dispatch · free bac water
10 mg
99.2%
Liquilabs per-batch COA · ICP-MS
In stock
Dispatch 24–48 h
€88
Flagged vendors · documented, never recommended
08
CertaPeptidesVID-CERTAPEP · RO dispatch
5 mg
98%
Janoshik (selected lots)
In stock
3–7 days
€44
Same research area

Similar compounds.

Long-form research guide

Healing and Regeneration Research. Mechanism + protocols + safety.

Accelerating tissue repair and wound healing in preclinical models

Open the long-form guide for TB-500 →