The why
Neutrogena On-the-Spot Acne Treatment. 2.5% benzoyl peroxide. Valisure FDA Citizen Petition #8 (March 2024) found BPO can decompose into benzene, a known human carcinogen, under heat over time; Neutrogena was among the brands named. Floor 6 reflects benzene-formation risk in the BPO active. Ingredients verified 06 2026.