Vendors carrying Thymosin Alpha-1. In-stock options first, sorted by price per milligram.
Methodology: how we rank.
| Rank | Vendor | Price | Per mg | Verified | Stock |
|---|---|---|---|---|---|
| #1 | $579.95 | $1.16 | — | In stock | |
| #2 | $90.00 | $9.00 | — | In stock | |
| #3 | $63.99 | $12.80 | — | In stock | |
| #4 | $149.00 | $14.90 | — | In stock | |
| #5 | $81.00 | $16.20 | — | In stock |
Some links are affiliate links. We may earn a commission at no extra cost to you. Sort: in-stock items first, then by lowest price per milligram.
✓ marks vendors with at least one independent third-party purity test for this peptide, aggregated from Finnrick Analytics. An em-dash means we have no third-party test on file — not that the product is untested.
Vial sizes vary across vendors. A 10mg vial at $90 is cheaper per milligram than a 5mg vial at $50. We normalize all listings to dollars per milligram so comparisons are apples-to-apples.