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Are dietary bioactives ready for recommended intakes?
P Courtney Gaine1, Douglas A Balentine, John W Erdman
1North American Branch of the International Life Sciences Institute, Washington, DC.
Advances in Nutrition (Bethesda, Md.)
|September 17, 2013
Summary
Dietary bioactive components offer health benefits beyond essential nutrients. Establishing recommended intakes for these compounds may require alternative frameworks beyond the current dietary reference intake (DRI) process.
Area of Science:
- Nutritional Science
- Dietary Bioactive Components
- Health Benefits
Background:
- Numerous dietary bioactive components, not classified as essential, demonstrate potential health benefits.
- The established Dietary Reference Intake (DRI) framework has been applied to nonessential nutrients like fiber.
- A significant number of bioactive components currently lack recommended intake levels.
Purpose of the Study:
- To explore the challenges and potential alternative pathways for establishing dietary guidance for bioactive components.
- To address the gap in recommended intake levels for the majority of health-beneficial bioactive compounds.
Main Methods:
- Review of existing research on dietary bioactive components and their health effects.
- Analysis of the applicability of the current Dietary Reference Intake (DRI) framework to nonessential nutrients and bioactives.
- Exploration of alternative frameworks for dietary guidance.
Main Results:
- While research on bioactives is abundant, the current DRI framework may not be suitable for establishing recommended intakes.
- The majority of bioactive components lack established recommended intake levels despite demonstrated health benefits.
Conclusions:
- Dietary bioactive components offer significant health advantages.
- Developing dietary guidance for bioactives may necessitate novel approaches beyond the traditional DRI model.
- Alternative frameworks are likely required to facilitate the integration of bioactives into public health nutrition recommendations.
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