#1 of 3 · 3 mg vial
pentechpeptide.com
$29.0$9.67 /mg
42% below the 3 mg median
Storefront not yet profiled
View Thymosin Alpha-1 pentechpeptide.com
Thymosin Alpha-1 3 mg price
3 sellers, $9.67 to $16.7 per milligram, median $16.7, read 2026-09-26.
Strong. At least two completed trials, and at least 1,000 people given it. 2 completed trials, 1,204 people given it.7 reported
Some seller links may pay this site when you buy through them. A payment never changes a seller's tier or rank, and no seller has a say in any page.
No lab-confirmed or tier A seller at 3 mg. Cheapest of all: pentechpeptide.com at $9.67 per mg for 3 mg, tier C. Thymosin Alpha-1 3 mg median is $16.7 per mg across 3 sellers.
C
#2 of 3 · 3 mg vial
Peptide Science LLC$50.0$16.7 /mg
at the median the 3 mg median
Site says it tests; the certificates sit behind a login or a bot wall and none could be read
View Thymosin Alpha-1 peptidesciencellc.com
#3 of 3 · 3 mg vial
USA Peptide Sciences$50.0$16.7 /mg
at the median the 3 mg median
Site says it tests; no certificate could be found
View Thymosin Alpha-1 usa-peptidesciences.com
3 of 3 offers at 3 mg, sorted tier first, then price per mg.
Week by week
Thymosin Alpha-1 3 mg was first read on 2026-09-26. Median $16.7 per milligram across 3 sellers. A week-by-week line appears after the next finished weekly walk. One week is a snapshot, not a history.
The figure is the same ungated market median the range on this page uses: every seller found. Certificate tier still ranks the cards. The purity gate is written and off, so this is not a tested-sellers-only series.
We never charge for knowledge. No vendor has a say in what a page says. Sellers are ranked by the certificate they publish, then by price. Every size of Thymosin Alpha-1 · Laboratories named