Colgate active salt is a very nice product. Im using it from last 6 months.my gums were suffering from bleeding and also my teeths were very yellow.after using this product.im really satisfied with it.it is value of money product.and it really works if u have gums problem.or your teeths are getting yellow.try this product.the flavour is also nice and it is good its its cleaning effeçt and the benefits are excellent