More than 1,000 bottles of a popular imported shampoo have been recalled for ... for possibly containing benzoyl peroxide, which can break down into benzene. Benzene can cause cancer and high ...

Benzoyl peroxide kills the germs that cause acne and can help dry up oily skin. It is also a mild exfoliant and can clear your pores of acne-causing debris like dirt. If you have severe acne ...

According to dermatologist Shari Marchbein, M.D., mixing skincare ingredients—like benzoyl peroxide with retinol—without knowing how they'll interact isn't a good idea. "[It] will be not only ...