L’Oréal SA is recalling all lots of its acne treatment Effaclar Duo in the US because of concern that the creams are contaminated with benzene, a known carcinogen.
L’Oréal’s Effaclar Duo, sold under the French company’s La Roche-Posay brand, is made with benzoyl peroxide, which kills bacteria to help treat acne. Valisure, an independent lab in Connecticut, flagged benzene contamination a year ago in many popular benzoyl peroxide products and asked the US Food and Drug…

