Benzoyl Peroxide

An over-the-counter acne active that kills acne bacteria and loosens blocked pores.

Type
Acne treatment
How serious
Low severity
Evidence
Strong evidence

Why it is flagged

Dries and irritates skin: Health Canada's acne monograph tells sensitive-skin users not to use it. Very little is absorbed through the skin, so pregnancy guidance accepts it.

Health topics it bears on

Sources

Also listed as

peroxyde de benzoyle, benzoylperoxid, peroxido de benzoilo, perossido di benzoile, bpo