Eating bran to eliminate constipation

https://www.trinityhealthmichigan.org/provider/michel-alkhalil-md-allergy-and-immunology

Eating Bran to Eliminate Constipation<br/>One reason many people are constipated is they don’t eat a lot of fiber. Most people only eat about 8 mg of fiber per day. To have good health and have good elimination, you need around 30- 35 mg of fiber