Apples

A medium apple (3-inch diameter) contains 4 grams of fiber; a large apple (3¼-inch diameter) has 5. Apples also offer a bit of vitamin C and potassium.
Raspberries

Raspberries are a great source of fiber—some of it soluble in the form of pectin, which helps lower cholesterol. One cup of raspberries has 8 grams of fiber. Raspberries are also an excellent source of vitamin C.
Strawberries

One cup of strawberries has a respectable 3 grams of fiber and more than a full day’s recommended dose of vitamin C—an antioxidant that helps keep skin healthy.
Pumpkin

A cup of cooked pumpkin contains 3 grams of fiber. You also get vitamin A (245% daily value), vitamins C, E and potassium.