Apr 19, 2019 · Hydrogen peroxide is a powerful natural remedy for many ailments. I prefer 35-percent food grade hydrogen peroxide because it does not contain stabilizers. While hydrogen peroxide offers several benefits, keep in mind that it’s caustic. Be careful about drips and spills — especially if there are children around.Nov 29, 2019 · Some side effects of hydrogen peroxide topical may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects.