We find in the article that not only was brushing your teeth with Colgate Dental Cream essential for the prevention of tooth decay but it also helped Clean Your Breath!
Basically two representatives from the Dental Authority supervised two groups of college students for over a year. One group brushed their teeth always after eating and the other continued with what they were used to.
As we would now suspect, the group that brushed after every meal, after a year, had less cavities and tooth decay.
You can see the whole article here.