Get the luxurious curls you've always dreamed of with our Jamaican Castor Oil infused with Black Seed Oil. This formula is ideal for treating dull, damaged hair... or dry and rough skin. Proven to be one of the most effective skin and hair oils on the market, our JBCO gets an extra boost from nutrient-rich Black Seed Oil, which provides a range of health benefits. health. And it's so versatile that you can use it as a moisturizer for skin and hair or as a hot oil treatment before shampooing. It is also an excellent body oil to relieve muscle and joint pain and to relieve certain skin conditions.