- beauty
- industrial
Disodium pyrroloquinolinedione tricarboxylate
CAS 122628-50-6
Concern score
Disodium pyrroloquinolinedione tricarboxylate in plain language
Also known as Pyrroloquinoline quinone disodium · Methoxatin disodium · Methoxatin disodium salt · Pqq disodium salt · Pyrroloquinoline quinone disodium salt · Pyrroloquinolinequinone disodium salt
Show all 12 names
C14H4N2Na2O8 · Disodium pyrroloquinoline quinone · PQQ-2Na · PyrroloquinolineQuinoneDisodium · Pyrroloquinolinequinone disodium · UNII-8WX58ADB2E
Used in cosmetics as an antioxidant.
- Antioxidant
- We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.
Regulation
No restrictions found. Disodium pyrroloquinolinedione tricarboxylate appears in these published regulatory listings.
- Found in consumer products
- Industrial
EUCosIngActiveListed in CosIng inventory for cosmetic use.
- Listed in CosIng inventory for cosmetic use.Source →
USEPAcommercial use observedEPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Antioxidant.
- EPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Antioxidant.Source →
USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
- openFDA substance registry classifies this ingredient as chemical.Source →
Expert safety opinions
No expert opinion on file for Disodium pyrroloquinolinedione tricarboxylate. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.
SCCS
EU Scientific Committee on Consumer Safety
No SCCS opinion on file.
CIR
Cosmetic Ingredient Review (US expert panel)
No CIR safety assessment on file.
Evidence & sources
No graded research studies for Disodium pyrroloquinolinedione tricarboxylate yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.
Where this comes from
- Open →
CosIng
regulatory · updated 2026-09-23
- Open →
EPA Chemical and Products Database
exposure · updated 2019-12-20
- Open →
EPA DSSTox Identifiers
chemistry · updated 2025-12-29
- Open →
FDA GSRS UNII
registry · updated 2026-02-26
- Open →
openFDA Substance
registry · updated 2026-05-24
- Open →
PubChem Live Enrichment
chemistry · updated 2026-05-17
Reference links (1)
Suitability
Context-specific fit derived from published classifications and the current ingredient evidence profile.
Fragrance avoidance
Nothing to weigh for this context yet.
We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.
Where it has been recorded
How often EPA CPDat has listed Disodium pyrroloquinolinedione tricarboxylate in a product composition. These are source records, not Greenveil catalog products.
Named organisations
1
Typical roles