One of the oldest spices known to be used, nigella seeds are also mentioned in the Bible’s Old Testament.
Nigella has been widely used as antihypertensive, liver tonics, diuretics, digestive, anti-diarrheal, appetite stimulant, analgesics, anti-bacterial and in skin disorders. Most of the therapeutic properties of this plant are due to the presence of thymoquinone (TQ) which is a major active chemical component of the essential oil. Black seeds are also used in food like flavoring additive in the breads and pickles because it has a very low level of toxicity. The seeds of N. sativa and their oil have been widely used for centuries in the treatment of various ailments throughout the world.