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Melanotan II research vial
Melanotan II

Best Melanotan II Vendors of 2026

Ranked by Price, Purity, and Reputation

6 vendors comparedfrom $2.80/mgCOA-verified sources only

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Quick Comparison

1Nura PeptideCOA
10/10
10mg$4.00/mg
2Ascension PeptidesCOA
9.8/10
10mg$5.00/mg
3Ion PeptideCOA
9.6/10
$3.50/mg
4Glacier AminosCOA
9.4/10
10mg$3.40/mg
5EZ PeptidesCOA
9.2/10
10mg$4.40/mg
6Swiss ChemsShips WorldwideCOA
9/10
10mg$2.80/mg

Other Ways to Buy Melanotan II

Ready-to-use formats from the same vendors. These are priced per bottle rather than per vial, so they sit outside the cost-per-mg ranking above.

Melanotan II research spray

Sprays

Pre-mixed metered sprayers — no reconstitution required.

  • Ion PeptideCOA15% off code thepeptidecatalog
    10mg · $6.00/mg
    $59.95
    View

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Melanotan II research kit

Bulk Pricing

Per-vendor quantity breaks — pick a vial size to see the bulk price. Must purchase the full pack.

Nura PeptideCOA30% code thepeptidecatalog
as low as $2.24/mg
$400.00$224.00Save 44%10mg × 10

$4.00/mg $2.24/mg · 20% pack discount + 30% with code

View at Nura Peptide
Ascension PeptidesCOA
as low as $2.25/mg
$500.00$225.00Save 55%10mg × 10

$5.00/mg $2.25/mg · 10% pack discount + 50% auto-applied

View at Ascension Peptides
Ion PeptideCOA15% code thepeptidecatalog
as low as $2.14/mg
$350.00$223.13Save 36%10mg × 10

$3.50/mg $2.23/mg · 25% pack discount + 15% with code

View at Ion Peptide
Glacier AminosCOA10% code thepeptidecatalog
as low as $2.29/mg
$339.90$229.41Save 33%10mg × 10

$3.40/mg $2.29/mg · 25% pack discount + 10% with code

View at Glacier Aminos
EZ PeptidesCOA10% code thepeptidecatalog
as low as $3.56/mg
$440.00$356.40Save 19%10mg × 10

$4.40/mg $3.56/mg · 10% pack discount + 10% with code

View at EZ Peptides

Compare More Peptide Vendors

How We Score Vendors

Our scoring is based on three weighted factors:

Price Competitiveness (40%)

Normalized to cost per milligram for fair comparisons across vial sizes.

COA Availability (30%)

Third-party lab testing confirming purity, identity, and absence of contaminants.

Vendor Reputation (30%)

Community feedback, shipping reliability, customer service, and business track record.