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Learning About Eczema Bleach Baths for Children

What is a bleach bath?

A bleach bath is a regular bath with a very small amount of household bleach mixed into the water. The amount of bleach that is used is similar to the level of bleach found in a swimming pool.

Bleach baths are used as part of an eczema skin care routine, especially during flares. Your child's doctor will tell you if bleach baths are a good option for your child.

Why is it used for children who have eczema?

Children who have eczema are more likely to have a type of bacteria called Staphylococcus aureus (staph) on their skin. This bacteria can trigger or worsen eczema flares.

Bleach baths help lower the amount of bacteria on the skin. This can reduce the risk of infection, calm inflammation, and help relieve itching and redness. With regular use, bleach baths may also help reduce how often flares happen.

Bleach baths work best as part of a full eczema care routine, along with moisturizers and any other treatments that your child's doctor has prescribed. Bleach baths are not meant to be used alone.

How does it help?

The diluted bleach in the water acts as a gentle antiseptic. It reduces bacteria on the skin's surface without harming healthy skin.

Less bacteria means less irritation and a lower chance of infection. Over time, regular bleach baths may help the skin stay calmer between flares and help other treatments, like topical medicines, work better.

How is it done?

Before you start, check with your child's doctor about how often to give bleach baths. Most recommend 2 or 3 times per week.

Follow these steps.

  1. Use only regular-strength household bleach (6% bleach). Do not use concentrated bleach.
  2. Fill the tub with lukewarm water. Avoid hot water, which can dry out and irritate the skin.
  3. Add the correct amount of bleach based on tub size:
    • Full bathtub: 1/2 cup of bleach
    • Half-full bathtub: 1/4 cup of bleach
    • Baby or toddler tub: 1 teaspoon per gallon of water
  4. Add the bleach to the water while the tub is filling. Never put bleach directly on your child's skin.
  5. Wait until the tub is fully filled before your child gets in.
  6. Let your child soak for 5 to 10 minutes, or as directed by their doctor.
  7. Pat the skin dry gently. Do not rub.
  8. Apply any prescribed eczema medicine right away, and then follow it with moisturizer.

Safety tips

Bleach baths are safe when done correctly. Keep these tips in mind.

  • Always follow your doctor's instructions about how much bleach to use. Too much can irritate the skin.
  • Keep bleach out of your child's eyes and mouth.
  • Do not use bleach baths on open wounds or badly infected skin without checking with your doctor first.
  • Stop the baths and contact your doctor if your child's skin becomes more irritated after a bleach bath.
© 2000-2026 The StayWell Company, LLC. All rights reserved. This information is not intended as a substitute for professional medical care. Always follow your healthcare professional's instructions.
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