SODIUM PHENYLBENZIMIDAZOLE SULFONATE
SODIUM PHENYLBENZIMIDAZOLE SULFONATE is approved in cosmetics in the EU as a UV filter — Annex VI, entry 6 of Regulation (EC) No 1223/2009. Review the concentration limits and Safety Gate alerts.
Regulatory data checked on 2026-09-05. The legal status follows Regulation (EC) No 1223/2009 and its annexes; the substance is identified from the European Commission's CosIng database.
About the ingredient
1H-Benzimidazole-5-sulfonic acid, 2-phenyl-, monosodium salt
EU regulatory status
Annex of Regulation (EC) No 1223/2009: VI/6
What entry VI/6 of the Regulation says
2-Phenylbenzimidazole-5-sulphonic acid and its potassium, sodium and triethanolamine salts / Ensulizole
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 SODIUM PHENYLBENZIMIDAZOLE SULFONATE safe in cosmetics?
SODIUM PHENYLBENZIMIDAZOLE SULFONATE is included on the EU positive list of special-purpose additives (Annex IV – colorants, Annex V – preservatives, or Annex VI – UV filters of Regulation (EC) No 1223/2009). It may be used in cosmetics under the conditions laid down for the relevant annex: permitted product categories, maximum concentration and required warnings.
In which annex of Regulation 1223/2009 does SODIUM PHENYLBENZIMIDAZOLE SULFONATE fall?
SODIUM PHENYLBENZIMIDAZOLE SULFONATE falls under reference VI/6 in the annexes of Regulation (EC) No 1223/2009 on cosmetic products. An annex entry may name a substance directly or cover it as part of a broader category. 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 SODIUM PHENYLBENZIMIDAZOLE SULFONATE perform in cosmetics?
According to the European Commission's CosIng database, SODIUM PHENYLBENZIMIDAZOLE SULFONATE performs the following functions in cosmetics: UV ABSORBER, UV FILTER. 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 SODIUM PHENYLBENZIMIDAZOLE SULFONATE?
Our copy of the EU Safety Gate database currently contains no alerts linking SODIUM PHENYLBENZIMIDAZOLE SULFONATE to a cosmetic recall. The database is refreshed regularly from the European Commission's official Safety Gate system.