- INCI Name:Phenylbenzimidazole Sulfonic Acid
- Functions:UV Filter
- Benefit Claims:UV Protection, Skin Protection
- Synonyms:2-Phenyl-1H-1,3-benzodiazole-6-sulfonic acid, 2-Phenyl-1H-benzimidazole-5-sulfonic acid, 2-Phenyl-1H-benzimidazole-6-sulfonic acid, 2-Phenyl-1H-benzo[d]imidazole-5-sulfonic acid, 2-Phenyl-1H-benzoimidazole-5-sulfonic acid, 2-Phenyl-3 H-benzimidazole-5-sulfonic acid, 2-Phenyl-5-sulfobenzimidazole, 2-Phenylbenzimidazole-5-sulfonic acid, 2-Phenylbenzimidazole-6-sulfonic acid, Phenylbenzimidazolesulfonic acid, Ensulizole
Belguard PBSA (Phenylbenzimidazole sulfonic acid) is a UV-B filter that absorbs UV light between 280-340 nm to protect skin from sunburn and cancer. Due to its water solubility, it fits perfectly for sun care without oil or exceeding the contents of oil.
