Ranked by Finnrick trust score, purity testing, and price.
Bio Pepz is our #1 pick for Melanotan 1, with a Finnrick trust score of 6.5/10. Across 29 tracked vendors, prices range from $25.00 to $140.00, verified by Peptide Compare on 24 Sep 2026. Prices are scraped from vendor sites; trust scores come from Finnrick blind tests.
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| Rank | Vendor | Trust score | Per mg |
|---|---|---|---|
| #1 | Bio Pepz | 6.5/10 | $2.70 |
| #2 | Polaris Peptides | 7.3/10 | $3.85 |
| #3 | Simple Peptide | 7.0/10 | $4.50 |
| #4 | Bulk Peptides | 7.5/10 | $14.00 |
| #5 | BioLongevity Labs | 6.0/10 | $5.60 |
| #6 | PurePEPS | 6.2/10 | $3.60 |
| #7 | Lumi Peptides | 7.8/10 | $9.45 |
| #8 | Modern Research | untested | $2.37 |
| #9 | Ruo Bio | untested | $2.80 |
| #10 | Solution PeptidesOut of stock | untested | $2.90 |
Our composite score weighs Finnrick blind-testing trust scores (62%), price competitiveness (25%), and stock availability (13%). Vendors without Finnrick data are sorted by price below scored vendors. We never accept payment for rankings. Learn more.