Following are the home remedies to cure cold sores:

1. Rub ice cubes on the sores for 5-10 minutes after each hour.

2. Apply a tea bag for 5-10 minutes after every hour at a start of the cold sores. Due to its antiviral properties it will disappear in a few days.

3. Place a warm tea bag on the sores for 25-30 minutes. Within a week you can see the difference.

4. Take 100 ml. coconut oil, 2 ml dettol and 3 ml tea tree oil, mix and apply on the sores once or twice a day. You can store the formula in a bottle also.

5. Moisten your index finger and dip in a bowl containing common salt and then press it on the sores for 30-40 seconds. This method has to be followed twice a day for 2-3 days and you can see the results.

6. Take extract of olive leaves and apply it on the sores. The sores will vanish in some time as it acts as natural antibiotic for such infections.

7. Lemon balm has an antiviral quality that is why you can apply it on the sores.

8. Take 100 mg vitamin b complex twice a day as it helps in healing and immune system functions.