Teaganics Again. But Teaganics sad part, Teaganics bleaching affect is temporary. Teaganics bleaching or whitening affect depends on Teaganics discoloration of your teeth. Obviously there are home remedies for whitening of your teeth like baking soda but then, tooth whitening is a very delicate process(as it involves gums) and should be left to experts only. Teaganics best you can do to your teeth is to eat .