A few important benefits of Miswak :-
Kills bacteria that causes gum disease
Fights plaque effectively
Useful and effective for teeth whitening
Helps reduce tooth decay
Removes Bad breath and odour from mouth
Creates a fragrance in the mouth
Miswak is much better than brushing.In a hadith Prophet muhamad, he had said that one who uses miswak before wudu and then prays two rakats of namaz ,they are equal to 70 namaz.