This in order to help strengthen the enamel and prevent plaque from forming.
It removes food in places your toothbrush can't reach and between visits dentist/hygienist. It also has an antibacterial effect that cleanse the mouth from bacteria making it a lot safer to eat and chew food. https://xn--jj0bn3viuefqbv6k.com/bbs/board.php?bo_table=free&wr_id=2001539