How bad is hydrogen peroxide for your hair?
How bad is hydrogen peroxide for your hair? According to the Cleveland Clinic, hydrogen peroxide is a chemical commonly found in hair dye. The Wimpole Clinic in London agrees, stating that if the chemical is too strong, it can cause hair to weaken and even irritate the scalp and preventing hair growth, especially if you dye your hair frequently. How long does it take for peroxide to change hair color? about 30 minutes How long does it take for hydrogen peroxide to lighten hair? Leave the hydrogen peroxide in your hair for about 30 minutes. Depending on how dark your...