Pyrroloquinoline Quinone
A cosmetic ingredient used as antioxidant, humectant, skin conditioning in skincare, haircare, and personal-care products sold in the European Union.
What is it?
1H-Pyrrolo[2,3-f]quinoline-2,7,9-tricarboxylic acid, 4,5-dihydro-4,5-dioxo-,PQQ
What does it do?
Pyrroloquinoline Quinone is listed in the EU cosmetic ingredient inventory with the following declared functions:
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Antioxidant
neutralises free radicals to slow oxidative damage to the formulation or skin
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Humectant
draws moisture from the air or deeper skin layers to the surface, helping skin retain water
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Skin conditioning
improves the appearance, feel, and condition of skin
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Skin protecting
helps shield skin from external environmental factors
EU regulatory status
Pyrroloquinoline Quinone is allowed for use in cosmetic products in the European Union under Regulation 1223/2009. It is not subject to a specific Annex restriction at the time of writing.
Frequently asked questions
What is Pyrroloquinoline Quinone?
Pyrroloquinoline Quinone is a cosmetic ingredient catalogued in the EU CosIng database. 1H-Pyrrolo[2,3-f]quinoline-2,7,9-tricarboxylic acid, 4,5-dihydro-4,5-dioxo-,PQQ
Is Pyrroloquinoline Quinone allowed in cosmetics in the EU?
Yes. Pyrroloquinoline Quinone is allowed for use in cosmetic products in the EU under Regulation 1223/2009.
What does Pyrroloquinoline Quinone do in cosmetic products?
Pyrroloquinoline Quinone is declared in the EU cosmetic ingredient inventory with these functions: antioxidant, humectant, skin conditioning, skin protecting.
What is the CAS number of Pyrroloquinoline Quinone?
The CAS (Chemical Abstracts Service) number for Pyrroloquinoline Quinone is 72909-34-3.
Related ingredients
Source: EU CosIng database (European Commission). This page is derived from public-sector information published by the European Commission. · Last updated: 30/04/2018