A study in 2004 comparing cleaning teeth with Siwak and toothbrush toothpaste mix. The result, the teeth are cleaner when cleaning with Siwak.
In 1986 and 2000, the World Health Organization (WHO) recommends the use of Siwak to clean teeth. One researcher Siwak, Mohammed Ramli Diabi, spent 17 years of his life only to examine the usefulness of Siwak.
He argues, Siwak also serves to eliminate the effects of addiction for active smokers. Siwak is a tree branch Salvadora Persica. The tree is also called de with wine or peelu. In Muslim society, the use of Siwak very popular because of its legal traditions.
Wood siwak rapidly adopted as a dental cleaning from the Middle East to South Asia, Southeast Asia and then continued on.