Basil is commonly used orally for stomach problems such as spasms, loss of appetite, intestinal gas, diarrhea, and constipation. But there is limited scientific research to support these and other medicinal uses of basil.
In foods, basil is used for flavor.
How does it work?
Basil contains many chemicals. These chemicals might kill bacteria and fungi. Chemicals in basil might reduce symptoms in the gastrointestinal tract.