Cofactor · live pricing
Where to Buy PQQ (Pyrroloquinoline Quinone) — Cheapest Vendor in 2026
Live PQQ (Pyrroloquinoline Quinone) pricing across every research peptide vendor we track, ranked by price per mg. Updated daily.
No in-stock PQQ (Pyrroloquinoline Quinone) listings right now.
Vendor inventory updates daily — listings populate this page automatically as supply returns. Use the compound profile to track research progress in the meantime.
Research profile
Mechanism, dosing, half-life, peer-reviewed studies for PQQ (Pyrroloquinoline Quinone).
Coupon codes
Every active vendor coupon for PQQ (Pyrroloquinoline Quinone), click-to-copy.
Reconstitution calculator
Vial size + BAC water → concentration, syringe units, doses per vial.
What is PQQ (Pyrroloquinoline Quinone)?
Pyrroloquinoline quinone (PQQ, methoxatin) is a small tricyclic o-quinone originally discovered in 1964 as the prosthetic group of bacterial methanol dehydrogenase. In methylotrophic and methanotrophic bacteria (organisms that live on methane or methanol), PQQ serves as a redox cofactor for several quinoprotein dehydrogenases — methanol dehydrogenase, glucose dehydrogenase, ethanol dehydrogenase … Read the full PQQ (Pyrroloquinoline Quinone) research profile
Buying PQQ (Pyrroloquinoline Quinone) — FAQ
Where can I buy PQQ (Pyrroloquinoline Quinone) online?
PQQ (Pyrroloquinoline Quinone) is currently between in-stock listings across the vendors we track. Bookmark this page — it auto-updates daily as inventory comes back.
What's the cheapest price for PQQ (Pyrroloquinoline Quinone)?
Pricing data updates as vendors restock. Check back when listings come back in stock.
Is buying PQQ (Pyrroloquinoline Quinone) online safe?
Vendor safety varies. BodyHackGuide ranks every vendor on a 0-100 Trust Score (COA verification, payment transparency, community feedback, shipping practices). Vendors below the Trust Score threshold aren't surfaced on this page. The vendor profile linked from each listing shows their full score breakdown.
Do I need a prescription for PQQ (Pyrroloquinoline Quinone)?
PQQ (Pyrroloquinoline Quinone) is sold for research-use-only by the vendors on this page — no prescription required for research purchases. None of these vendors sell PQQ (Pyrroloquinoline Quinone) for human consumption, and BodyHackGuide doesn't promote off-label use. Always consult a licensed practitioner before any compound enters a clinical context.
Affiliate disclosure. BodyHackGuide may earn a commission from purchases made via the links on this page — at no additional cost to you. Vendor rankings are based purely on live price-per-mg data and the published Trust Score rubric. We don't accept payment for editorial placement. See our full affiliate disclosure .
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Dosing, reconstitution, stacks, half-lives, and vendor trust tiers. The reference we wish we had on day one.
