Karunthulasi or Black Basil Leaves are dried and ground as powder. It has been used as a very effective herbal to get rid of Cold and Chest Cold. It is a good germicide. It can be used cure the following disease.

1. Can be used to remove all nerve disorders and related problems.

2. As it is a germicide, we can use it to kill intestinal, respiratory disease germs.

3. It also has Anti-Microbial properties.

4. Can be used to cure Cold, Cough, Asthma, and Tuberculosis

5. Leaves when boiled with Milk, purify milk and that will not create Chest Cold.

6. Can be used for Steam Inhalation.

Disclaimer: Before taking any herbal as an intake, you are requested to consult with a Siddha or Ayurveda Doctor or any other Traditional Siddha Physician to avoid further health related problems. They will help you to understand the procedure, the effect of Herbals and foods to avoid if any, upon consuming the herbs.