I also use interdental brushes.
It's good for removing food particles between teeth.
They say you should do this before brushing your teeth so the toothbrush can reach every nook and cranny.
저도 그래서 치간칫솔 씁니다 치아사이 아래까지 치약이 들어가라구요
맞아요 맞아요 그런 효과가 있다고 하더라구요