Bıttım soap obtained from terebinth oil is good for hair, face and skin. Bıttım soap, obtained from bıttım grown in the Siirt region, has benefits against hair loss. Bıttım soap, which prevents dandruff formation, is effective against eczema, fungus, teenage acne, wounds and irritations on the body. It opens the pores and relieves varicose veins to a good extent. However, it must be applied regularly to see the best effect.