Ranked by Finnrick trust score, purity testing, and price.
Eros Peptides is our #1 pick for Vilon, with a Finnrick trust score of 6.9/10. Across 11 tracked vendors, prices range from $39.99 to $79.97, verified by Peptide Compare on 23 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 | Eros Peptides | 6.9/10 | $2.00 |
| #2 | BioLongevity Labs | 6.0/10 | $4.00 |
| #3 | Peptide Sciences | 6.6/10 | $3.25 |
| #4 | PeptidologyOut of stock | 7.6/10 | $2.47 |
| #5 | Ruo Bio | untested | $2.00 |
| #6 | Modern Research | untested | $2.15 |
| #7 | Peptira | untested | $2.95 |
| #8 | Solution PeptidesOut of stock | untested | $3.00 |
| #9 | Biotech Peptides | untested | $3.05 |
| #10 | Behemoth Labz | untested | $3.22 |
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.