A member asked:

Is hydrogen peroxide bad for your hair because i heard it lightens it?

4 doctors weighed in across 2 answers

H2O2 and hair: Hydrogen peroxide may be very drying to hair and lead to hair breakage.

Answered 5/7/2020

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Dr. Heidi Fowler answered

Specializes in Psychiatry

Hydrogen Peroxide: Hydrogen peroxide (H2O2) is hair bleach & is usually 6 to 10% H2O2. It breaks down melanin in the hair shaft. It also damages the hair shaft which can lead to hair breakage. Repeated contact with H2O2 can kill hair follicles with hair loss and possible balding.

Answered 9/28/2016

3.7k views

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