Description

Black cumin seed (Nigella sativa) is an annual herbaceous plant and a member of the Ranunculaceae (buttercup) family. The fruit of the plant, the black seeds, accounts for its name. Black cumin seed (also called black seed) should not be confused with the herb, cumin (Cumunum cyminum, which is found in many grocery stores.

Considered native to the Mediterranean region, black cumin seed is cultivated in North Africa, Asia, and southeastern Europe. The largest producers of black cumin seed are Egypt, India, Pakistan, Iran, Iraq, and Turkey. Other species, such as Turkish black cumin (Nigella damascena), are not used medicinally; and one type, Nigella garidella, is even poisonous.

Playfully referred to as "Love in the Mist," the black cumin seed plant has leaves that grow in pairs. The lower leaves are short and supported by slender stems, while the upper leaves generally grow...