This type of fiber aids in digestion and promotes elimination of waste by the colon. This type of fiber stays intact and is responsible for what people refer to as “roughage” when speaking of fiber. Insoluble fiber: Insoluble fiber does not dissolve like soluble fiber does.
3 Soluble fiber ingredients are also commonly found in low-carb packaged foods, such as isomalto-olidosaccharides (IMOs) and soluble corn fiber. Soluble fiber is predominantly found in fruits and legumes, which are not advised on a ketogenic diet, and small amounts are found in vegetables. 1 It slows digestion, increases satiety, and when consumed with carbohydrates can slow intestinal absorption and can help minimize increases in postprandial blood glucose. Soluble fiber: Soluble fiber dissolves in liquids and becomes gel-like in the digestive tract. Fiber is categorized as either soluble or insoluble, and each is digested differently. 1 Fiber aids in the removal of waste via the colon and is important for maintaining healthy digestion. What is fiber?ĭietary fiber is the indigestible plant material that passes through our digestive system either completely undigested, or broken down via microbial fermentation, in the large intestine. There is a chance this can lead to constipation, poor digestion, and a lack of certain vitamins and minerals. When following a ketogenic diet, it is not uncommon for people to neglect eating quality sources of fiber in an effort to avoid any carbohydrate intake.
