Description
Phenylbenzimidazole Sulfonic Acid is an aromatic organic compound belonging to the family of sulfonated benzimidazole derivatives, a class of heterocyclic molecules that combine a benzimidazole ring with a phenyl substituent and a sulfonic acid group. Its declared technical function in the European cosmetic inventory is that of UV filter, UV absorber and light stabilizer. The entry also covers its potassium, sodium and triethanolamine salts.
Under Regulation (EC) No 1223/2009 on cosmetic products, this ingredient is included in Annex VI, reference 6, which lists the UV filters permitted in cosmetic products placed on the market in the European Union. The maximum authorized concentration in the finished product is "8%(as acid)", expressed on the acid form of the compound. The entry does not set a specific cosmetic product type restriction within the annex, nor does it establish additional mandatory labelling warnings. The ingredient is not listed with a CMR classification (carcinogenic, mutagenic or toxic for reproduction) under Regulation (EC) No 1272/2008. The applicable cosmetic restriction entry is VI/6, with no supplementary conditions listed.
The use of the substance is subject to the conditions set out in Annex VI of Regulation (EC) No 1223/2009. The information presented is for technical reference only and does not constitute a recommendation for use or an efficacy claim.