Answer:
Explanation:
Qualitative Difference between Recommended Daily Allowance (RDA) and Dietary Reference Intakes (DRI)
The Recommended Daily Allowance (RDA) and Dietary Reference Intakes (DRI) are both systems used to provide guidelines for nutrient intake. However, there are some qualitative differences between the two:
Definition: The RDA refers specifically to the average daily dietary intake level that is sufficient to meet the nutrient requirement of nearly all (97 to 98 percent) healthy individuals in a particular life stage and gender group . On the other hand, the DRI is a broader system of nutrition recommendations that includes several different types of reference values, such as the Estimated Average Requirement (EAR), Adequate Intake (AI), Tolerable Upper Intake Level (UL), Chronic Disease Risk Reduction Intake (CDRR), and Acceptable Macronutrient Distribution Range (AMDR) .
Scope: The RDA focuses on providing guidelines for meeting the nutrient requirements of healthy individuals in specific life stages and gender groups In contrast, the DRI provides a more comprehensive set of reference values that cover a wider range of nutrient intake needs, including those for preventing excessive intakes and reducing the risk of chronic diseases .
Specificity: The RDA is a specific value that represents the average daily intake level sufficient to meet the nutrient requirements of nearly all healthy individuals in a particular group . In contrast, the DRI includes multiple reference values that serve different purposes, such as estimating the average requirements of 50% of the people in an age group (EAR), providing intake values when an RDA cannot be determined (AI), and setting upper limits for nutrient intake (UL) .
Application: The RDA is intended to be used as a goal for daily nutrient intake by individuals . It is often used to plan nutritionally adequate diets for individuals The DRI, on the other hand, is a more comprehensive system that can be used by healthcare professionals, policymakers, and researchers to assess and plan nutrient intakes for both individuals and groups.
