La Roche-Posay and Proactiv are among the brands affected. Popular acne treatments were recalled due to potential contamination with benzene. Research shows that long-term exposure to benzene may increase cancer risk. The U.S. Food and Drug Administration conducted benzene testing on the products after third-party testing raised concerns.

The Food and Drug Administration said several lots of six products containing benzoyl peroxide are being recalled.

Posay, and Proactiv recalled benzoyl peroxide products that may contain elevated levels of a chemical linked to cancer.