From oats to beans to chicory root, each type of fiber acts differently inside the body. New research is revealing how fiber diversity shapes the microbiome—and why more isn’t always better. A variety ...

There are two different types—and they serve completely separate purposes.

When it comes to gut health, the type of fiber matters. Some types of fiber slow digestion and help feed beneficial gut microbes, while others keep things moving through the digestive tract. Focusing ...