BLACK SEED OIL / KALONJI OIL is derived from a medicinal herb known as Black Cumin Seed Onion Seed Habbah al-baraka in Arabic Kalonji in Hindi Karunjiragam in Malayalam & many other common names. Scientifically black seed plant is known as Nigella sativa. It has been traditionally used for many medicinal purposes. It is mentioned in hadith as a medicine and is widely used in islamic cultures. It is recently been subjected to many research studies with suprising results. WHY GARDENIA? We use high quality black seed. Seeds are washed thoroughly to remove any impurities. We don't use any chemicals or solvents to extract oil. To preserve the natural benefits of black seed no refining processes are done to alter the taste flavor or smell. No preservatives are used. No adulterants are used to increase the weight of the product. PURTIY CHALLENGE For every Gardenia product you may test it at any authorized lab. If a single drop of adulterant is found we pay you double the price of the product. To initiate a challenge send us a mail and get a challenge Id.