§ Same category · Healing peptides
LL-37 vs Thymosin Beta-4 (TB-4)
Side-by-side price comparison across every tracked vendor. Updated every 4–6 hours.
Pepticker may earn affiliate commissions (typically 5-20%) from linked vendors. See our Affiliate Disclosure.
LL-37
15
vendors tracked
from $6.60/mg
Thymosin Beta-4 (TB-4)
0
vendors tracked
LL-37
Antimicrobial cathelicidin
Watch
$37.99
$7.60/mg
In stock◎ Best $/mg
Operational
$43.19
$8.64/mg
In stock▲ 13.7% vs best
B
Operational$45.00
$9.00/mg
Out of stock▲ 18.5% vs best
B-
Operational$59.25
$11.85/mg
In stockOn sale▲ 56.0% vs best
Operational
$60.00
$12.00/mg
In stock▲ 57.9% vs best
Operational
$64.99
$13.00/mg
In stock▲ 71.1% vs best
B-
Operational$69.00
$13.80/mg
In stock▲ 81.6% vs best
B-
Operational$77.00
$15.40/mg
In stock▲ 102.7% vs best
Watch
$77.00
$15.40/mg
In stock▲ 102.7% vs best
Operational
$89.00
$17.80/mg
In stock▲ 134.3% vs best
Operational
$94.97
$18.99/mg
In stock▲ 150.0% vs best
| Vendor | Grade | Risk | Price | $/mg | Trend | Stock | |
|---|---|---|---|---|---|---|---|
| Modern Research Peptides (.net) US | B- | Watch | $37.99 ◎ Best $/mg | $7.60 | In stock | Buy with code → | |
| Research Peptides Europe EU | A | Operational | $43.19 ▲ 13.7% | $8.64 | In stock | Visit → | |
| Ion Peptide US | B | Operational | $45.00 ▲ 18.5% | $9.00 | Out | Visit → | |
| Southern Aminos US | B- | Operational | $59.25 On sale ▲ 56.0% | $11.85 | In stock | Visit → | |
| Modern Aminos US | B | Operational | $60.00 ▲ 57.9% | $12.00 | In stock | Visit → | |
| Research Peptides US | B | Operational | $64.99 ▲ 71.1% | $13.00 | In stock | Visit → | |
| Lab Sourced US | B- | Operational | $69.00 ▲ 81.6% | $13.80 | In stock | Visit → | |
| Atomik Labz US | B- | Operational | $77.00 ▲ 102.7% | $15.40 | In stock | Visit → | |
| Solution Peptides US | B- | Watch | $77.00 ▲ 102.7% | $15.40 | In stock | Visit → | |
| Core Peptides US | A | Operational | $89.00 ▲ 134.3% | $17.80 | In stock | Visit → | |
| BioLongevity Labs US | B | Operational | $94.97 ▲ 150.0% | $18.99 | In stock | Visit → |
Sort:
Last crawl 2026-05-09Sort:
2026-05-09Thymosin Beta-4 (TB-4)
Full-length actin-sequestering peptide
No current listings at 5mg.
About LL-37
The only human cathelicidin, studied for antimicrobial activity, wound healing, and modulation of innate immunity.
About 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.