A doctor takes psyllium husk for constipation relief every morning. Here's why she recommends it to so many patients.Dr. LeBrett takes psyllium husk fiber supplements daily. They aid weight loss, ease constipation. - Insider

Gastroenterologist Dr. Wendi LeBrett says psyllium husk is part of her morning routine. The centuries-old supplement can help with constipation, reduce acid reflux, and even lower cholesterol.