§ Same category · Sexual-health peptides
Melanotan I vs Melanotan II
Side-by-side price comparison across every tracked vendor. Updated every 4–6 hours.
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Melanotan I
9
vendors tracked
from $2.90/mg
Melanotan II
22
vendors tracked
from $2.50/mg
◎ Cheapest $/mg:Melanotan II at $2.50/mg
Melanotan I
MC1R-selective melanocortin agonist
No current listings at 5mg.
Melanotan II
Non-selective melanocortin agonist
Operational
$24.99
$2.50/mg
In stockOn sale
B
Operational$24.99
$2.50/mg
In stock▲ 0.0% vs best
B-
Operational$29.00
$2.90/mg
In stock▲ 16.0% vs best
Watch
$29.00
$2.90/mg
In stock▲ 16.0% vs best
Operational
$30.00
$3.00/mg
In stock▲ 20.0% vs best
Operational
$32.39
$3.24/mg
In stock▲ 29.6% vs best
Operational
$32.99
$3.30/mg
In stock▲ 32.0% vs best
Operational
$33.74
$3.37/mg
In stockOn sale▲ 35.0% vs best
Operational
$33.99
$3.40/mg
In stock▲ 36.0% vs best
B-
Operational$35.00
$3.50/mg
In stock▲ 40.1% vs best
Operational
$37.80
$3.78/mg
In stock▲ 51.3% vs best
Operational
$37.99
$3.80/mg
In stock▲ 52.0% vs best
B-
Watch$39.99
$4.00/mg
In stock▲ 60.0% vs best
Operational
$39.99
$4.00/mg
In stock▲ 60.0% vs best
Operational
$40.00
$4.00/mg
In stock▲ 60.1% vs best
Operational
$41.00
$4.10/mg
Out of stock▲ 64.1% vs best
B-
Watch$44.00
$4.40/mg
In stock▲ 76.1% vs best
B
Operational$44.00
$4.40/mg
In stock▲ 76.1% vs best
B-
Operational$44.25
$4.42/mg
In stockOn sale▲ 77.1% vs best
Operational
$50.00
$5.00/mg
In stockOn sale▲ 100.1% vs best
Watch
$52.64
$5.26/mg
In stockOn sale▲ 110.7% vs best
B
Operational$69.99
$7.00/mg
In stockOn sale▲ 180.1% vs best
| Vendor | Grade | Risk | Price | $/mg | Trend | Stock | |
|---|---|---|---|---|---|---|---|
| Double R Labs US | B | Operational | $24.99 On sale | $2.50 | In stock | Buy with code → | |
| Welli Labs US | B | Operational | $24.99 ▲ 0.0% | $2.50 | In stock | Visit → | |
| Atomik Labz US | B- | Operational | $29.00 ▲ 16.0% | $2.90 | In stock | Visit → | |
| Solution Peptides US | B- | Watch | $29.00 ▲ 16.0% | $2.90 | In stock | Visit → | |
| Peptide Crafters US | A | Operational | $30.00 ▲ 20.0% | $3.00 | In stock | Visit → | |
| Research Peptides Europe EU | A | Operational | $32.39 ▲ 29.6% | $3.24 | In stock | Visit → | |
| AMC Essentials US | B | Operational | $32.99 ▲ 32.0% | $3.30 | In stock | Visit → | |
| One Day Compounds US | B- | Operational | $33.74 On sale ▲ 35.0% | $3.37 | In stock | Visit → | |
| Glacier Aminos US | B | Operational | $33.99 ▲ 36.0% | $3.40 | In stock | Visit → | |
| Peptide Hub US | B- | Operational | $35.00 ▲ 40.1% | $3.50 | In stock | Visit → | |
| ResearchPeptide UK UK | B- | Operational | $37.80 ▲ 51.3% | $3.78 | In stock | Visit → | |
| Research Peptides US | B | Operational | $37.99 ▲ 52.0% | $3.80 | In stock | Visit → | |
| Modified Aminos US | B- | Watch | $39.99 ▲ 60.0% | $4.00 | In stock | Visit → | |
| Pure Lab Peptides US | B- | Operational | $39.99 ▲ 60.0% | $4.00 | In stock | Visit → | |
| FITSKNS Research Group US | B- | Operational | $40.00 ▲ 60.1% | $4.00 | In stock | Visit → | |
| Core Peptides US | A | Operational | $41.00 ▲ 64.1% | $4.10 | Out | Visit → | |
| Ameano Peptides US | B- | Watch | $44.00 ▲ 76.1% | $4.40 | In stock | Visit → | |
| EZ Peptides US | B | Operational | $44.00 ▲ 76.1% | $4.40 | In stock | Visit → | |
| Southern Aminos US | B- | Operational | $44.25 On sale ▲ 77.1% | $4.42 | In stock | Visit → | |
| Ascension Peptides US | B | Operational | $50.00 On sale ▲ 100.1% | $5.00 | In stock | Visit → | |
| Australian Peptide Store AU | B- | Watch | $52.64 On sale ▲ 110.7% | $5.26 | In stock | Visit → | |
| MS Peptides US | B | Operational | $69.99 On sale ▲ 180.1% | $7.00 | In stock | Visit → |
Sort:
Last crawl 2026-06-21Sort:
2026-06-21About Melanotan I
A synthetic α-MSH analog studied for photoprotection. Approved in EU as afamelanotide for erythropoietic protoporphyria.
About Melanotan II
A synthetic non-selective melanocortin receptor agonist studied for tanning and sexual arousal. Not approved; sold as research chemical.