Time for a new cliche: UK rules that 4-out-of-5 dentists don’t agree Posted on January 17, 2007 by Constantine von Hoffman Colgate-Palmolive must stop claiming that more than 80 percent of dentists recommend its toothpaste, Britain’s advertising watchdog ruled on Wednesday.The claim had appeared in poster adverts for Colgate Total Advanced Fresh toothpaste, prompting two complaints to the Advertising Standards Authority. AdvertisementShare this:RedditFacebookTwitterLinkedInEmailTumblrPinterestLike this:Like Loading... Related