Disclosing tablets work by dyeing plaque either blue or red. Because they dye all bacteria and your mouth contains a lot of "friendly" bacteria the tongue and gums also get dyed. You don't need to clean these off. Bacteria in plaque cause the most damage where the tooth meets the gum (ie. at the base of the crown of the tooth). Use the tablets AFTER brushing and make a note of where the dye is left ( the areas that haven't been cleaned as well). Usual areas are the inside of the back teeth and bhind the front teeth especially the lowers. Clean these off with the toothbrush. Next time you brush your teeth pay special attention ...  Read the complete review

Having visited the dentist and receiving another telling off about the apparent poor state of my mouth, I've decided to do something about it, if only so that I don't have to go back again! The disclosing tablets cost £1.99 for a pack of 12, and they're very easy to use. You simply chew a tablet, then lick your tongue over all your teeth and gums to make sure you get an even spread of the blue goo. When you've rinsed your mouth out, any placque is coloured blue. You then brush like mad for seemingly ever to get rid of all the blue, thus getting rid of plaque. The downside to this being that you'll end up with a royal blue tongue. The only ...  Read the complete review