Best Thymosin Alpha-1 Vendors in 2026
Immune / InflammationRanked by Finnrick trust score, purity testing, and price.
NUPEPS Peptides is our #1 pick for Thymosin Alpha-1, with a Finnrick trust score of 9.0/10. Across 37 tracked vendors, prices range from $37.00 to $200.00, verified by Peptide Compare on 23 Sep 2026. Prices are scraped from vendor sites; trust scores come from Finnrick blind tests.
Check price at NUPEPS PeptidesIf you buy after clicking, we may earn a commission. How that works
- Cheapest per mg
- $3.85/mgat Step One
- Highest trust score
- NUPEPS Peptides(9.0/10)
- In stock now
- 38 products across 37 vendors
- Last verified
- Sep 23, 2026
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Top Thymosin Alpha-1 vendors at a glance
| Rank | Vendor | Trust score | Per mg |
|---|---|---|---|
| #1 | NUPEPS Peptides | 9.0/10 | $7.80 |
| #2 | Eros Peptides | 6.9/10 | $6.50 |
| #3 | Polaris Peptides | 7.3/10 | $6.50 |
| #4 | Nextech Labs | 7.0/10 | $6.50 |
| #5 | Oasis Labs | 5.7/10 | $6.50 |
| #6 | Simple Peptide | 7.0/10 | $8.60 |
| #7 | Bulk Peptides | 7.5/10 | $40.00 |
| #8 | BioLongevity Labs | 6.0/10 | $13.00 |
| #9 | PurePEPS | 6.2/10 | $7.30 |
| #10 | Peptide Sciences | 6.6/10 | $13.00 |
All 37 ranked Thymosin Alpha-1 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.