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Peptide Atlas · Cofactor

Pyrroloquinoline quinone disodium salt (PQQ / methoxatin)

In a small crossover study in 10 adults, oral PQQ lowered plasma C-reactive protein and interleukin-6 and shifted urinary metabolites in a way consistent with enhanced mitochondrial function; standard clinical measures were unchanged.

What the evidence says

six tiers, never blended

emerging — human data exists, and it is thin or contested

every claim resolves to its source

All 2 citations resolve to their original source. · 0 posts naming it, 0 members counted once each.

  • created page created as 'Pyrroloquinoline quinone disodium salt (PQQ / methoxatin)' with aliases PQQ, methoxatin, PQQ disodium salt, BioPQQ, pyrroloquinoline quinone Na2 · 2026-09-27 12:04 · somebody
  • kind set kind set to cofactor: palette r2 · 2026-09-27 12:04 · somebody
  • fact added identity: PubChem CID 1024: Pyrroloquinoline Quinone, C14H6N2O8, 330.21 g/mol. · 2026-09-27 12:04 · somebody
  • fact added identity: IUPAC name: 4,5-dioxo-1H-pyrrolo[2,3-f]quinoline-2,7,9-tricarboxylic acid. · 2026-09-27 12:04 · somebody
  • fact added mechanism: In mouse liver cells, pyrroloquinoline quinone (PQQ) increased mitochondrial content and respiration by activating CREB · 2026-09-27 12:04 · somebody
  • fact added summary: In a small crossover study in 10 adults, oral PQQ lowered plasma C-reactive protein and interleukin-6 and shifted urinar · 2026-09-27 12:04 · somebody
  • citation added pmid 19861415 cited as preclinical: PQQ stimulates mitochondrial biogenesis via CREB and PGC-1alpha in mouse hepatocytes · 2026-09-27 12:04 · somebody
  • citation added pmid 24231099 cited as emerging: Dietary PQQ lowered inflammation markers in 10 human subjects · 2026-09-27 12:04 · somebody

Negative findings

failure is information

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