Teeth whitening powder 1.It can oxidate yellow and balck tooth caused by smoking,tea,coffee,red wine,areca catechu,food color. Teeth whitening powder.It ... ,tea,coffee,red wine,areca catechu,food color,tetracycline pigmentation teeth to make tooth become white and shiny.At the same ... : scatter this powder on toothbrush or toothpaste when brush tooth.1-2 times a day. Tooth powder(JFT-096)