Several acne products containing benzene have been recalled due to possible benzene contamination, the Food and Drug Administration (FDA) said this week.

The agency announced that after concerns were raised about levels of benzene in products containing benzoyl peroxide, they tested 95 acne products with the ingredient. While most had “undetectable or extremely low levels of benzene,” six products showed “elevated levels” of benzene.

Popular acne products have been recalled due to benzene contamination. Click on the story to read this list of recalled products.