Just like certain fruits and veggies are in-season, so do certain herbs. Basil is a flavorful, leafy green herb that originated in Asia and Africa. It is a member of the mint family and is used to add flavor to dishes, as well as an aromatic herb in teas and supplements. There are many different varieties of basil… sweet basil is the most widely used for cooking. Basil has many health benefits as listed below. Basil is also used as a remedy for nausea and bug bites.