Inulin and psyllium are two types of soluble fiber that have benefits for digestive health. They have different health benefits, actions on the gut, and potential side effects. Jump to Key Takeaways.

Inulin is a type of dietary fiber that occurs naturally in many everyday foods. It can be found in plants such as bananas, asparagus, garlic, onions, chicory root, and wheat. Because it is a soluble ...