Terrein
A cosmetic ingredient used as skin conditioning in skincare, haircare, and personal-care products sold in the European Union.
What is it?
2-Cyclopenten-1-one, 4,5-Dihydroxy-3-(1-Propenyl)-
What does it do?
Terrein is listed in the EU cosmetic ingredient inventory with the following declared functions:
-
Skin conditioning
improves the appearance, feel, and condition of skin
EU regulatory status
Terrein 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 Terrein?
Terrein is a cosmetic ingredient catalogued in the EU CosIng database. 2-Cyclopenten-1-one, 4,5-Dihydroxy-3-(1-Propenyl)-
Is Terrein allowed in cosmetics in the EU?
Yes. Terrein is allowed for use in cosmetic products in the EU under Regulation 1223/2009.
What does Terrein do in cosmetic products?
Terrein is declared in the EU cosmetic ingredient inventory with these functions: skin conditioning.
What is the CAS number of Terrein?
The CAS (Chemical Abstracts Service) number for Terrein is 582-46-7.
Related ingredients
Source: EU CosIng database (European Commission). This page is derived from public-sector information published by the European Commission. · Last updated: 15/10/2010