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Fiber

Definition:

Fiber is a substance found in plants. Dietary fiber -- the kind you eat -- is found in fruits, vegetables, and grains. It is an important part of a healthy diet.

Alternative Names:

Diet - fiber; Roughage; Bulk

Function:

Dietary fiber adds bulk to your diet. Because it makes you feel full faster, it can be helpful in controlling weight. Fiber aids digestion, helps prevent constipation , and is sometimes used for the treatment of diverticulosis , diabetes , and heart disease .

References:

Marlett JA, McBurney MI, Slavin JL. Position of the American Dietetic Association: Health Implications of Dietary Fiber. J Am Diet Assoc . 2002; 102(7): 993-1000.

Howarth NC, Huang TT, Roberts SB, McCrory MA. Dietary Fiber and Fat Are Associated with Excess Weight in Young and Middle-Aged US Adults. J Am Diet Assoc . 2005;105(9):1365-72.

Seki T, Nagase R, Torimitsu M, et al. Insoluble fiber is a major constituent responsible for lowering the post-prandial blood glucose concentration in the pre-germinated brown rice. Biol Pharm Bull. 2005 Aug;28(8):1539-41.

Sources of fiber

Review Date: 9/2/2005
Reviewed By: William McGee, M.D., M.H.A., Assistant Professor of Medicine and Surgery, Tufts University School of Medicine, Boston, MA, and Director ICU Quality Improvement, Critical Care Division, Baystate Medical Center, Springfield, MA. Review provided by VeriMed Healthcare Network.

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