DRV

• what are dietary reference values?

  estimates of requirements for groups of people, not recommendations for individuals
• why do nutritional requirements vary?

  age, gender, level of physical activity, state of health
• what is the estimated average requirement (EAR)?

  an estimate of average requirement for energy or a nutrient
• what nutrients are EARS set for?

  energy, carbohydrate, fat
• what is the reference nutrient intake (RNI)?


  the amount of nutrient that is enough to ensure that needs of nearly all groups are met
• what nutrients are RNI set for?

  protein, vitamins, minerals
• what are nutritional requirements?


  amount of each nutrient needed to stay healthy and reduce risk of diet-related diseases
• what is the lower reference nutrient intake (LRNI)?

  the amount of a nutrient that is enough for only the small number of people who have low requirements
• why are DVR's important?

  provide the basis which nutrition recommendations are built on