The why
PanOxyl Acne Foaming Wash. 10% benzoyl peroxide, maximum OTC strength. Valisure FDA Citizen Petition #8 (March 2024) showed benzoyl peroxide can decompose into benzene, a known human carcinogen, in BPO acne products under heat and over time, prompting voluntary BPO recalls in 2025. PanOxyl was among the brands named. Floor 7 reflects benzene-formation risk at max strength. Ingredients verified 06 2026.