29 Home Remedies to Get Rid Of Cold Sores

8. Hydrogen Peroxide

Hydrogen peroxide is an old school antiseptic that people have used for years to clean and disinfect wounds. And aside from cleaning scrapes, cuts and burns, it can even be used as a mouth wash or a rinse when dealing with minor oral irritations like gingivitis and canker or cold sores. Soak a cotton ball or pad in 1 tablespoon of hydrogen peroxide and put it on top of the affected area. Allow it remain on the area, with the possibility of stinging as well, holding it in place for around five minutes. Repeat this a few times a day until you see noticeable improvement on the cold sore.