#1 of 10 · 5 mg vial
Nationwide Peptides6% below the 5 mg median
Freedom Diagnostics, 2026-06-13
10 sellers, $5.40 to $13.4 per milligram, median $5.75, read 2026-09-26.
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.
Best value with a certificate: Nationwide Peptides, $27.0 for 5 mg, $5.40 per mg. Cheapest of all: Republic Peptide at $5.40 per mg for 5 mg, tier C. Pinealon 5 mg median is $5.75 per mg across 10 sellers.
#1 of 10 · 5 mg vial
Nationwide Peptides6% below the 5 mg median
Freedom Diagnostics, 2026-06-13
#2 of 10 · 5 mg vial
Behemoth Labz133% above the 5 mg median
MZ Biolabs, 2022-06-09
#3 of 10 · 5 mg vial
Republic Peptide6% below the 5 mg median
Site says it tests; the certificates sit behind a login or a bot wall and none could be read
#4 of 10 · 5 mg vial
generalpeptides.com
6% below the 5 mg median
Storefront not yet profiled
#5 of 10 · 5 mg vial
Limitless Biotech ST6% below the 5 mg median
Site says it tests; no certificate could be found
#6 of 10 · 5 mg vial
nationalsciencelabs.co
6% below the 5 mg median
Storefront not yet profiled
#7 of 10 · 5 mg vial
Optimal Bio Labs6% above the 5 mg median
Site says it tests; no certificate could be found
#8 of 10 · 5 mg vial
TNN Peptides56% above the 5 mg median
Site says it tests; no certificate could be found
#9 of 10 · 5 mg vial
elitefitnesspeptides.com
57% above the 5 mg median
Storefront not yet profiled
#10 of 10 · 5 mg vial
ariespeptideresearch.com
109% above the 5 mg median
Storefront not yet profiled
10 of 10 offers at 5 mg, sorted tier first, then price per mg.
Pinealon 5 mg was first read on 2026-09-26. Median $5.75 per milligram across 10 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 Pinealon · Laboratories named