<Ul> <Li> Estimated Average Requirements (EAR), expected to satisfy the needs of 50% of the people in that age group based on a review of the scientific literature . </Li> <Li> Recommended Dietary Allowances (RDA), the daily dietary intake level of a nutrient considered sufficient by the Food and Nutrition Board of the Institute of Medicine to meet the requirements of 97.5% of healthy individuals in each life - stage and sex group . The definition implies that the intake level would cause a harmful nutrient deficiency in just 2.5% . It is calculated based on the EAR and is usually approximately 20% higher than the EAR (See Calculating the RDA). </Li> <Li> Adequate Intake (AI), where no RDA has been established, but the amount established is somewhat less firmly believed to be adequate for everyone in the demographic group . </Li> <Li> Tolerable upper intake levels (UL), to caution against excessive intake of nutrients (like vitamin A) that can be harmful in large amounts . This is the highest level of daily nutrient consumption that is considered to be safe for, and cause no side effects in, 97.5% of healthy individuals in each life - stage and sex group . The definition implies that the intake level would cause a harmful nutrient excess in just 2.5% . The European Food Safety Authority (EFSA) has also established ULs which do not always agree with U.S. ULs . For example, adult zinc UL is 40 mg in U.S. and 25 mg in EFSA . </Li> <Li> Acceptable Macronutrient Distribution Ranges (AMDR), a range of intake specified as a percentage of total energy intake . Used for sources of energy, such as fats and carbohydrates . </Li> </Ul> <Li> Estimated Average Requirements (EAR), expected to satisfy the needs of 50% of the people in that age group based on a review of the scientific literature . </Li> <Li> Recommended Dietary Allowances (RDA), the daily dietary intake level of a nutrient considered sufficient by the Food and Nutrition Board of the Institute of Medicine to meet the requirements of 97.5% of healthy individuals in each life - stage and sex group . The definition implies that the intake level would cause a harmful nutrient deficiency in just 2.5% . It is calculated based on the EAR and is usually approximately 20% higher than the EAR (See Calculating the RDA). </Li> <Li> Adequate Intake (AI), where no RDA has been established, but the amount established is somewhat less firmly believed to be adequate for everyone in the demographic group . </Li>

What is not part of the dri's