1-Minute Smile Makeover Tricks
9 little changes that can transform your teeth into the pearly whites you've always wanted -- instantly
In addition to that, most people snack on carbohydrate-rich foods. Chips, crackers, and other carb-laden foods are especially bad for our teeth, as "fermentable carbohydrates work with bacteria to begin the decay process and eventually destroy teeth," says Singh. "All carbohydrates eventually break down into simple sugars: glucose, fructose, maltose, and lactose," he says. "And when they do, they are converted by the bacteria in your mouth into plaque -- the primary trigger of gum disease and cavities." The snack food on Dr Singh's don't-eat list that shocked us most? Bananas. Their "chewy, adhesive texture" makes it easier for them to get caught between teeth or under the gum line, where bacteria can accumulate.
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