Benzoyl Peroxide

Also known as BPO, BP

What is benzoyl peroxide?

Benzoyl peroxide is an acne treatment that kills the bacteria inside clogged pores. It works on red, swollen pimples, and bacteria don't become resistant to it. You'll find it in cleansers, gels, and spot treatments from 2.5% to 10%.
Best forAcne Inflamed pimples Body breakouts Oily skin

Pairs well with

  • Salicylic acid (at a different time of day)
  • Niacinamide
  • Hyaluronic acid
  • Ceramides

Use with caution

  • Retinol in the same application
  • Vitamin C in the same application
  • Colored towels and pillowcases (it bleaches)
  • Very dry or eczema-prone skin

Benzoyl Peroxide FAQs

Start with 2.5%. Studies show it clears acne about as well as 10%, with much less dryness.

Most people see fewer pimples in four to six weeks. Full results take about three months of daily use.

You can use it daily once your skin adjusts. Start every other day for two weeks and always follow with moisturizer.

Benzoyl peroxide bleaches towels, pillowcases, and clothes. Use white linens, and let it dry before you get dressed.

Related reading

Salicylic acid vs benzoyl peroxide for acne The different types of acne What causes acne-prone skin and how to care for it

This content on this page is for general information only and is not medical advice. Always speak to a dermatologist before starting a new skincare routine.