1.   As for fiber supplements, as the American Cancer Society stated in its guidelines, food is always a better way.

2.   A fiber supplement, which acts as a bulking agent, is far preferable.

3.   Three studies in recent years, for instance, have found no reduction in risk among people who took fiber supplements.

4.   Patients are advised to use fiber supplements such as Metamucil and to identify and avoid foods that trigger their symptoms.

5.   Psyllium, a grain grown in India, is found in some over-the-counter laxatives and fiber supplements.

6.   She cautioned that over-the-counter fiber supplements are not effective substitutes.