this review title is: rinse well but works and the content is: after using this toothpaste for a month now i am noticing a difference in the shade of my teeth it is not dramatic by any means but does make a difference be sure that you rinse your mouth out really well after brushing as it can cause sores in sensitive areas of your mouth.there are other information for this review, one is this reviewer did purchase it and the other is 0 people think this review is helpful.