Castor oil is made from Ricinus Communis, the castor oil plant. The plant has seeds known as castor beans, which are cooked to release their oils.
To make Haitian black castor oil, the beans are roasted, ground, and  boiled. 

As Haitian child growing up, I witnessed my mom use this product for virtually everything. Some of the common uses for Haitian Castor Oil includes but not limited too :  As A Natural Moisturizer, Wound Healing, Anti-Inflammatory, Reduces Acne,  An anti-fungal, Healthily hair and skin.