The Power Of Black Cumin Seed Oil Black seeds, also known as Nigella Sativa, black cumin, kalonji seeds and haba al-barakah (Arabic phrase) has been used by people for thousands of years. Black seeds contain over 100 chemical compounds and some of the ingredients are yet to be discovered and identified. The main active ingredient in black seed oil is crystalline nigellone. The seed oil also contains beta sitosterol, thymoquinone, myristic acid, palmitic acid, stearic acid, palmitoleic acid, oleic acid, linoleic acid, arachidonic acid, proteins and vitamins B1, B2 and B3. They also contain calcium, folic acid, iron, copper, zinc and phosphorous. An all around multiple vitamin in these tiny black seeds.