The US formulation of Effaclar Duo contains the ingredient benzoyl peroxide (BPO), which kills bacteria to help treat acne. The recall does not affect the UK as the substance is not present in ...

One year ago Valisure, an independent Connecticut testing lab, flagged acne products with benzoyl peroxide, like L’Oréal’s, could contain benzene. Valisure called upon the Food and Drug ...

In March 2024, Valisure, an independent quality advocate, filed a citizen petition claiming to have detected elevated levels of benzene in benzoyl peroxide acne treatment products. Valisure’s ...