Which of the following is an example of soluble fiber?

Soluble fiber is a type of dietary fiber that dissolves in water to form a gel-like substance and is known for various health benefits, including aiding in digestion and helping to regulate blood sugar levels. Fruits are considered an excellent source of soluble fiber. For instance, fruits like apples, oranges, and berries contain pectin, a form of soluble fiber, which contributes to heart health and helps to lower cholesterol levels.

In contrast, whole grain bread primarily contains insoluble fiber, which helps with bowel health and adds bulk to the stool. Nuts, while nutritious and containing healthy fats, also primarily offer insoluble fiber. Wheat bran is another source of insoluble fiber and is known for its effectiveness in promoting regular bowel movements. Therefore, fruits stand out as the best example of soluble fiber among the given choices, showcasing their unique benefits to overall health and digestion.