It is popular as miswak, sewak, or arak in the middle east; miswak in Tanzania; datan and miswak in India and Pakistan
Miswak, an oral hygiene accessory is reputed to have been used over 7000 years ago when neither nylon nor toothpaste was discovered.
The roots of Senna (Cassia vinnea) were used by the Black Americans While the African laburnum (Cassia sieberianba) were used in Sierra Leone.
This tree Salvadora persica is traditionally used to create a chew stick called miswak, as frequently advocated for in the hadith (written traditions relating to the life of Muhammad)
2) Better than a toothbrush
According to modern researches and studies, miswak sticks are proved to be as effective as, or even superior to the present day′s most common oral hygiene aid, i.e., toothbrush.
