The DRIs take into account individual differences in nutrient needs based on factors such as age, sex, weight, and activity level. True
False
The correct answer and explanation is:
True
The Dietary Reference Intakes (DRIs) are a set of nutrient reference values that provide guidelines for the intake of essential nutrients. These values are designed to meet the nutritional needs of healthy individuals across different life stages and populations. The DRIs take into account various factors such as age, sex, weight, and activity level when determining the recommended amounts of nutrients. This makes the DRIs a personalized approach to nutrition, as they are not based on a “one-size-fits-all” model.
For example, the DRI for protein will differ between a sedentary adult and an athlete, because the athlete has higher protein needs due to increased physical activity and muscle repair. Similarly, the DRI for calcium is different for children, teenagers, and older adults, as their bone health requirements vary.
The DRI includes several categories, such as the Recommended Dietary Allowance (RDA), which represents the average daily intake level sufficient to meet the needs of nearly all (97–98%) healthy individuals in a specific age and sex group. Other categories include the Adequate Intake (AI) for nutrients when there is not enough scientific evidence to establish an RDA, and the Tolerable Upper Intake Level (UL), which is the maximum daily intake unlikely to cause harmful effects.
By considering individual factors, the DRIs aim to help prevent nutrient deficiencies or excesses that could lead to health problems. These reference values are essential for planning dietary intake in both public health guidelines and individual nutrition planning. Thus, the DRIs serve as an essential tool in promoting overall health and wellness.