Nigella sativa (black-Seed), also known as nigella or kalonji), often called black cumin,is an annual flowering plant in the family Ranunculaceae, native to south and southwest Asia.
Nigella sativa grows to 20 ÃÂÃÂ30 cm (7.9 ÃÂÃÂ11.8 in) tall, with finely divided, linear (but not thread-like) leaves. The flowers are delicate, and usually coloured pale blue and white, with five to ten petals.
The black caraway fruit is a large and inflated capsule composed of three to seven united follicles, each containing numerous seeds which are used to produce the oil.
Uses: Skin care, Hair care , Massage.
Before applying externally try a skin patch test by rubbing 2mls of oil into the inner wrist and checking the response over twenty-four hours.
Black seed oil may solidify at lower temperature . This simply shows the purity of the unrefined oil . Just warming the oil by dipping the bottle in medium hot water will make them disappear.