§ Comparison
Semaglutide vs TB-500
Side-by-side price comparison across every tracked vendor. Updated every 4–6 hours.
Semaglutide
9
vendors tracked
from $1.95/mg
TB-500
25
vendors tracked
from $3.50/mg
◎ Cheapest $/mg:Semaglutide at $1.95/mg
Semaglutide
GLP-1 agonist for metabolic research
B
Operational$56.99
$11.40/mg
In stock◎ Best $/mg
B-
Operational$69.00
$13.80/mg
In stock▲ 21.1% vs best
Watch
$69.00
$13.80/mg
In stock▲ 21.1% vs best
Operational
$107.99
$21.60/mg
Out of stock▲ 89.5% vs best
| Vendor | Grade | Risk | Price | $/mg | Trend | Stock | |
|---|---|---|---|---|---|---|---|
| Welli Labs US | B | Operational | $56.99 ◎ Best $/mg | $11.40 | In stock | Buy with code → | |
| Atomik Labz US | B- | Operational | $69.00 ▲ 21.1% | $13.80 | In stock | Visit → | |
| Solution Peptides US | B- | Watch | $69.00 ▲ 21.1% | $13.80 | In stock | Visit → | |
| Research Peptides Europe EU | A | Operational | $107.99 ▲ 89.5% | $21.60 | Out | Visit → |
Sort:
Last crawl 2026-05-04Sort:
2026-05-04TB-500
Actin-binding healing fragment
Operational
$37.79
$7.56/mg
In stock◎ Best $/mg
B-
Operational$40.00
$8.00/mg
In stock▲ 5.9% vs best
Operational
$41.58
$8.32/mg
In stock▲ 10.0% vs best
Operational
$60.00
$12.00/mg
In stock▲ 58.8% vs best
Operational
$78.00
$15.60/mg
In stock▲ 106.4% vs best
Operational
$119.95
$23.99/mg
In stockOn sale▲ 217.4% vs best
| Vendor | Grade | Risk | Price | $/mg | Trend | Stock | |
|---|---|---|---|---|---|---|---|
| Research Peptides Europe EU | A | Operational | $37.79 ◎ Best $/mg | $7.56 | In stock | Buy with code → | |
| Peptide Hub US | B- | Operational | $40.00 ▲ 5.9% | $8.00 | In stock | Visit → | |
| ResearchPeptide UK UK | B- | Operational | $41.58 ▲ 10.0% | $8.32 | In stock | Visit → | |
| Ascension Peptides US | B | Operational | $60.00 ▲ 58.8% | $12.00 | In stock | Visit → | |
| Core Peptides US | A | Operational | $78.00 ▲ 106.4% | $15.60 | In stock | Visit → | |
| Nexus Peptides US | B | Operational | $119.95 On sale ▲ 217.4% | $23.99 | In stock | Visit → |
Sort:
Last crawl 2026-05-04Sort:
2026-05-04About Semaglutide
A once-weekly GLP-1 receptor agonist studied for glycemic control and weight loss. Approved as a prescription drug in many jurisdictions; research-peptide vendors supply the compound for laboratory use.
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.