Home remedy for cankor sore

A used tea bag contains tannic acid, a kind of astringent that helps reduce pain and inflammation and speeds up the healing process.

1.You can use either a black or a green tea bag. After making a cup of tea, put the wet tea bag in the refrigerator for a few minutes.

2.Press the chilled, wet tea bag gently over the canker sore for about 15 to 20 minutes.

3.Do this two or three times a day until the canker sore is gone.