Ingredient guide
Benzoyl peroxide: what it does and how to use it
An acne-fighting ingredient that reduces acne-causing bacteria and helps clear red, inflamed breakouts.
Benefits
- Reduces acne-causing bacteria
- Helps calm inflamed pimples
- Prevents new breakouts
- Works well on chest and back acne
Who it's for
Inflamed acne: red bumps and pustules. Less useful for blackheads alone.
How to use it
Start with 2.5–4% as a short-contact wash (leave it on 1–2 minutes, then rinse). Morning use pairs well with a retinoid at night.
Watch out for
Bleaches towels and pillowcases, so use white ones. Can be drying and irritating, so moisturize well. Stop and see a doctor if you get swelling, blistering or a rash.
Best benzoyl peroxide products
4% benzoyl peroxide helps clear breakouts while you wash.
Check price on Amazon →Maximum-strength benzoyl peroxide wash for body and stubborn face breakouts.
Check price on Amazon →Can you mix benzoyl peroxide with…
Routines that use benzoyl peroxide
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FAQ
What does benzoyl peroxide do for skin?
An acne-fighting ingredient that reduces acne-causing bacteria and helps clear red, inflamed breakouts.
When should I use benzoyl peroxide, morning or night?
Start with 2.5–4% as a short-contact wash (leave it on 1–2 minutes, then rinse). Morning use pairs well with a retinoid at night.
Who should use benzoyl peroxide?
Inflamed acne: red bumps and pustules. Less useful for blackheads alone.
This page is general cosmetic information for educational purposes. It is not medical advice, diagnosis or treatment, and it doesn't replace a dermatologist or other qualified professional. Product formulas change, so always read the label. Full medical disclaimer.