Psyllium is the seed of a plant native to Southeast Asia. It’s not terribly remarkable in its raw state as a food, but the husk of the seed is very high in viscous soluble fiber. Specifically, it contains 70% soluble and 30% insoluble fiber
If you’re struggling with constipation, diarrhea, bloating, gas, or just about any other problem, most people’s first suggestion will be some kind of fiber supplement, and psyllium typically ranks pretty high on the list of recommendations. So what actually is it, and does it really help?.