Bread is also near the top of the list with "white bread being the most popular," says Kristina Cooke, a licensed nutritionist and registered dietitian with the Academy of Nutrition and Dietetics ...

In fact, a slice of white bread has only a little more than 1/2 a gram of fiber. For comparison, a slice of whole wheat bread contains nearly two grams of fiber.

In fact, a slice of white bread has only a little more than 1/2 a gram of fiber. For comparison, a slice of whole wheat bread contains nearly two grams of fiber.