Professors from Yale and Long Island universities and a team from Valisure, a Connecticut-based laboratory, tested 111 benzoyl peroxide (BPO) acne products, including Proactiv and Clearasil.
High levels of cancer-causing chemical benzene were detected in some acne treatments from brands including Estee Lauder’s Clinique, Target’s Up & Up and Reckitt Benckiser-owned Clearasil ...