Basil was widely used in ancient times in places like India for various medicinal purposes (Ayurvedic medicine). The herb was used to treat diarrhea, cough, mucous discharges, constipation, indigestion, and certain skin diseases. The leaves and seeds of the basil plant are the important medicinal parts of this herb, which is regularly used in cuisines and recipes all over the world. Basil essential oil is popular in Europe, Central Asia, India, and Southeast Asia. The oil is extensively used for culinary purposes in the Mediterranean region and still forms the active ingredient in many Italian recipes such as pesto. It is also used when making pasta and salads. The health benefits of basil essential oil include its ability to treat nausea, indigestion, constipation, respiratory problems, and diabetes. Basil oil is also a good source of Vitamin A, magnesium, potassium, iron, and calcium