Derivation of ‘Qualifying Index’ (QI) and ‘Nutrient Balance’ (NB) for non-fat milk with added vitamins A & D ¹.

1 USDA National Nutrient Database for Standard Reference (Release 27; 2014). 2 DRI—Dietary Reference Intakes (Food & Nutrition Board, Institute of Medicine, National Academy of Sciences, USA) for women (19–50 years of age) taken as representative for a general population. 3 Qualifying Index of a nutrient (qi) = ratio of DRI of nutrient to DRI of energy in 2000 kcal. 4 Nutrient Balance of food (NB) = provision of each qualifying nutrient relative to DRI (values of qi greater than 1.0 have been truncated to 1.0—see text). 5 Actual Niacin content (not niacin equivalents). 6 Retinol Activity Equivalents (RAE). 7 Vitamin D content taken as Vitamin D2 + D3. Derivation of ‘Qualifying Index’ (QI) and ‘Nutrient Balance’ (NB) for non-fat milk with added vitamins A & D 1.