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Related Experiment Videos

Implementation of dietary modifications.

J L Slavin1

  • 1Department of Food Science and Nutrition, University of Minnesota, St. Paul 55108, USA.

The American Journal of Medicine
|March 24, 1999
PubMed
Summary
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Most Americans do not consume enough dietary fiber, falling short of recommended daily intake levels. Public education and product development are crucial to increase consumption of beneficial wheat bran fiber.

Area of Science:

  • Nutrition Science
  • Public Health
  • Gastroenterology

Background:

  • Recommended daily dietary fiber intake for adults is 20-35 g/day, or 10-13 g/1,000 kcal.
  • Current average intake in the U.S. is significantly lower, around 14-15 g/day, due to low fiber content in popular foods.
  • Dietary fiber offers benefits such as treating constipation (insoluble fiber) and lowering cholesterol (soluble fiber).

Purpose of the Study:

  • To highlight the discrepancy between recommended and actual dietary fiber intake in the U.S.
  • To emphasize the scientifically supported role of wheat bran fiber in reducing colorectal cancer risk.
  • To address consumer acceptance issues and propose strategies for increasing wheat bran fiber consumption.

Main Methods:

  • Analysis of dietary fiber intake surveys and recommendations.

Related Experiment Videos

  • Review of scientific evidence on the health benefits of different fiber types.
  • Assessment of consumer attitudes towards fiber-rich foods.

    • Main Results:

    • U.S. adults consume less than half of the recommended dietary fiber.
    • Wheat bran fiber is linked to reduced colorectal cancer risk, but consumer acceptance is low due to taste preferences.
    • Existing popular foods lack sufficient dietary fiber.

    Conclusions:

    • Increased public education on the importance of wheat bran fiber is necessary.
    • Product development is essential to create palatable wheat bran fiber-rich foods.
    • Overcoming taste barriers is key to improving dietary fiber intake and public health outcomes.