Cold pressed Kalonji oil also known as black cumin seed oil is made from pressing black nigella seeds in a cold press machine. The pressure exerted by the machine extracts the oil from seeds. The oil extracted is 100% pure, natural and contains natural fibers of nigella. No bleach or chemicals have been added to this product. Kalongi Oil is a rich source of essential fatty acids, calcium, potassium, sodium and iron. Research shows it contains thymoquinone and other components which reduces the size of cancer growths and tumors. Black Cumin seed oil has many medical and health benefits.