> physical non-reactive presence of particles can clog and get in the way of natural processes mechanically That would mean fiber in food is harmful since it i

> physical non-reactive presence of particles can clog and get in the way of natural processes mechanically That would mean fiber in food is harmful since it is not digested. Cellulose is just a common type of natural fiber. Meanwhile: USDA recommends that people consume the following amounts of fiber per day: -- Women ages 31–50: 25 grams -- Men ages 31–50: 38 grams