#1 of 8 · 20 mg vial
Bulk Peptide Supply59% below the 20 mg median
MDx BioAnalytical Laboratory, AV Analytics, 2026-09-06
8 sellers, $1.38 to $3.75 per milligram, median $3.32, read 2026-09-16.
Best value with a certificate: Bulk Peptide Supply, $27.5 for 20 mg, $1.38 per mg. Pinealon 20 mg median is $3.32 per mg across 8 sellers.
#1 of 8 · 20 mg vial
Bulk Peptide Supply59% below the 20 mg median
MDx BioAnalytical Laboratory, AV Analytics, 2026-09-06
#2 of 8 · 20 mg vial
RUO40% below the 20 mg median
Vanguard Laboratory, Chromate, 2026-09-05
#3 of 8 · 20 mg vial
Modern Research Peptides2% below the 20 mg median
Freedom Diagnostics, 2026-08-16
#4 of 8 · 20 mg vial
Biotech Peptides2% above the 20 mg median
MZ Biolabs, 2026-08-10
#5 of 8 · 20 mg vial
BioLongevity Labs5% above the 20 mg median
MDx BioAnalytical Laboratory, BioRegen, Instamed, 2025-11-19
#6 of 8 · 20 mg vial
Modern Aminos8% below the 20 mg median
Site says it tests; the certificates sit behind a login or a bot wall and none could be read
#7 of 8 · 20 mg vial
AMC Essentials5% above the 20 mg median
Site says it tests; the certificates sit behind a login or a bot wall and none could be read
#8 of 8 · 20 mg vial
Planet Peptide13% above the 20 mg median
Site says it tests; the certificates sit behind a login or a bot wall and none could be read
8 of 8 offers at 20 mg, sorted tier first, then price per mg. We earn nothing on this link today. No affiliate agreement is in place with this seller yet; when one is, this line will say the rate.
We never charge for knowledge. This site is 100 percent supported by affiliate income, disclosed on the row it comes from, and no vendor has a say in what a page says. Every size of Pinealon