You need Java to see this applet. Fiber is not a nutrient. But is has a very important role in our diet. High Fiber Food are low in calories and low in Fat and are more filling. Fiber, found only in plant-based foods, is a general term for the complex carbohydrates in foods that pass through the body undigested.
Some foods contain soluble fiber, others contain insoluble fiber, and many contain a combination.
The two types of fiber act differently in the body, and both are important. But increasing the overall fiber content of your diet is more important than focusing on the specific types of fiber. These are grains, such as wheat, oats, rice, barley and corn, that have not been refined. White flour is made from refined wheat grain, whereas whole-wheat flour is made from unrefined wheat grain. Fruits and vegetables.