The miswak is a teeth cleaning twig made from the Salvadora persica tree (known as arak in Arabic).
A traditional alternative to the modern toothbrush, it has a long,
well-documented history and is reputed for its medicinal benefits.
It also features prominently in Islamic hygienical jurisprudence.
The miswak is predominant in Muslim-inhabited areas.
It is commonly used in the Arabian peninsula, the Horn of Africa,
North Africa, parts of the Sahel, the Indian subcontinent,
Central Asia and Southeast Asia