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Related Concept Videos

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Proteins: Dietary Sources and Requirements

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Related Experiment Videos

Are functional foods redefining nutritional requirements?

Peter J Jones1, Krista A Varady

  • 1Richardson Centre for Functional Foods and Nutraceuticals, University of Manitoba, 196 Innovation Dr., Winnipeg, MB R3T 6C5. peter_jones@umanitoba.ca

Applied Physiology, Nutrition, and Metabolism = Physiologie Appliquee, Nutrition Et Metabolisme
|March 19, 2008
PubMed
Summary

Functional foods offer health benefits beyond basic nutrient requirements. This study calls for a broader definition of nutrient needs, including optimal health and disease risk reduction.

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Area of Science:

  • Nutrition Science
  • Functional Foods Research
  • Dietary Physiology

Background:

  • Functional foods are gaining popularity for their health-promoting properties.
  • Current nutrient requirement definitions focus on preventing deficiency, not optimizing health.
  • A gap exists between established nutrient needs and the benefits of functional food ingredients.

Purpose of the Study:

  • To explore the distinction between optimizing health and providing physiological benefits via functional foods.
  • To examine the inadequacy of current nutrient requirement definitions in light of functional food science.
  • To propose an expanded definition of nutrient requirement.

Main Methods:

  • Literature review and conceptual analysis of nutrient requirements and functional food benefits.
  • Examination of existing definitions of nutrient requirement.
  • Analysis of bioactive agents in functional foods, such as plant sterols and omega-3 fatty acids.

Main Results:

  • Current nutrient requirement definitions are limited to preventing overt deficiency.
  • Functional foods contain bioactive agents (e.g., plant sterols, omega-3s) offering benefits beyond basic needs.
  • Examples like plant sterols and omega-3s highlight inconsistencies in nutrient requirement definitions.

Conclusions:

  • Existing nutrient requirement definitions are insufficient to encompass the full health potential of functional foods.
  • A revised definition is needed to include health optimization and disease risk reduction.
  • This expanded definition should move beyond preventing deficiency to promoting overall well-being.