Using Siwak has following benefits (1) It kills germs. (2) It removes food remnants and yellowness from the teeth, (3) It purifies the mouth by killing germs and treats wounds and inflammation of the gums. (4) It prevents the growth of germs by increasing acidity in the mouth. (5) It removes plaque before it becomes hard. (6) It prevents diseases of the mouth and teeth. (7) It has been proved that it effectively reduces sugar levels and has an anti-cancer effect.