ISOBUTYLPARABEN
ISOBUTYLPARABEN is banned in cosmetics in the EU — Annex II, entry 1375 of Regulation (EC) No 1223/2009. Review the regulatory details and Safety Gate alerts.
Regulatory status as of 2026-08-28 (per the CosIng database).
About the ingredient
Isobutyl 4-hydroxybenzoate
EU regulatory status
Annex of Regulation (EC) No 1223/2009: II/1375
Source: the European Commission's official CosIng database and Regulation (EC) No 1223/2009 of the European Parliament and of the Council on cosmetic products. How we assess ingredients — full methodology.
- View the entry in the CosIng database (European Commission)
- Open Regulation 1223/2009 in EUR-Lex
- Check the chemical profile in PubChem
Last updated:
Functions in cosmetics
Frequently asked questions
Is ISOBUTYLPARABEN safe in cosmetics?
ISOBUTYLPARABEN is banned in the EU under Annex II of Regulation (EC) No 1223/2009 and may not be used in cosmetics placed on the EU market. Cosmetics containing this substance are withdrawn by national inspectorates and reported to the EU Safety Gate database.
In which annex of Regulation 1223/2009 is ISOBUTYLPARABEN listed?
ISOBUTYLPARABEN is listed under reference II/1375 in the annexes of Regulation (EC) No 1223/2009 on cosmetic products. The first part (Roman numeral) indicates the annex: II – prohibited substances, III – substances restricted by conditions, IV – permitted colorants, V – permitted preservatives, VI – permitted UV filters.
What functions does ISOBUTYLPARABEN perform in cosmetics?
According to the European Commission's CosIng database, ISOBUTYLPARABEN performs the following functions in cosmetics: ANTIMICROBIAL. Functions are defined in the CosIng glossary and describe the technological role of a substance in the finished product.
Are there Safety Gate alerts concerning ISOBUTYLPARABEN?
We found 5 recent alerts in the EU Safety Gate database in which ISOBUTYLPARABEN appears in the risk description or on the ingredient list of a recalled cosmetic. The full list and details of each alert are below in the Safety Gate alerts section.
Safety Gate alerts mentioning this ingredient
We found 5 recent EU Safety Gate alerts that mention ISOBUTYLPARABEN in the hazard description or ingredient list.