sores are lesions in the mouth. Also known as aphthaous, they are white or light yellow and have a red centre and edges.Try these Home remedies:
1.Natural milk is a very good remedy. The need is not to drink it but soak a piece of cotton role and place it on the cold sore
to relieve pain.
2.Application of petroleum jelly on the cold sore will keep the process less painful. It also helps to protect it from infection from secondary bacteria. Use of witch hazel or alcohol will help the healing of cold sores to be faster by lending it dry.
3.Avoid using acidic food stuff like citrus fruits and also salty food like potato chips. Together they cause irritation and increase the problem of cold sores