:Basil extract is a concentrated form of the natural plant, Ocimumbasilicum, commonly known as sweet basil or culinary basil. It is derived through a process of extracting the active compounds and essential oils from the basil leaves. Basil is well-known for its strong aromatic flavor and is often used as a culinary herb in various cuisines around the world. Holy Basil in Hindi तुलसी. More : https://www.theyoungchemist.com/detail/basil-extract.html