The black seed oil has been used for centuries now, if you look at its uses you will be surprised to find its numerous benefits, from health care to beauty care black seed covers it all. You can even use it in cooking and you can purchase it easily from anywhere. Although authentic black seed oil is hard to find it is available at online markets. I order my black seed oil from foreign markets as they sell more authentic oil. Black seed oil is beneficial as a hair oil too, it nourishes your hair and strengthens the roots too. How many uses do you know about black seed oil?