Best Testagen Vendors in 2026
BioregulatorRanked by Finnrick trust score, purity testing, and price.
Eros Peptides is our #1 pick for Testagen, with a Finnrick trust score of 6.9/10. Across 11 tracked vendors, prices range from $35.00 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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- Cheapest per mg
- $2.75/mgat Verified Peptides
- Highest trust score
- Eros Peptides(6.9/10)
- In stock now
- 8 products across 11 vendors
- Last verified
- Sep 23, 2026
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Top Testagen vendors at a glance
| Rank | Vendor | Trust score | Per mg |
|---|---|---|---|
| #1 | Eros Peptides | 6.9/10 | $3.30 |
| #2 | BioLongevity Labs | 6.0/10 | $4.00 |
| #3 | Peptide Sciences | 6.6/10 | $3.25 |
| #4 | Genetic PeptideOut of stock | untested | $1.75 |
| #5 | Verified Peptides | untested | $2.75 |
| #6 | LA Peptides | untested | $3.00 |
| #7 | Behemoth LabzOut of stock | untested | $3.05 |
| #8 | Soma Chems | untested | $3.25 |
| #9 | Solution PeptidesOut of stock | untested | $3.25 |
| #10 | Mile High Compounds | untested | $3.50 |
All 11 ranked Testagen vendors
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How we rank vendors
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.