Average requirement (EAR): 50% shortage probability
Recommended intake (RNI): probability of deficiency below 3%; also called "safe intake"
Appropriate intake (AI): safe intake level, accuracy not included in RNI
Tolerable upper intake level (UL): the highest daily intake
Recommended Intakes (PI/PI-NCD): Recommended intakes for the prevention of non-communicable chronic diseases
Macronutrient Acceptable Range (AMDR): Upper and Lower Limits
Specific Recommended Levels (SPL): daily intake of nutrients other than essential nutrients