Bıttım soap - is a type of soap made from wild pistachio (Bıttım) oil and butter. This soap heals skin diseases such as and. - It has a preventive factor against shedding and shedding. Bıttım soap - known as 'soap' in the region. It nourishes the hair and makes it soft. It prevents hair loss and gives natural strength to white hair, causing it to turn black. It is the original homeland and region of soap. This region spreads from Mardin to the district of . It is identified with the name Siirt. Since it is produced from completely natural products, it has no side effects.