NFS 207 Lecture 2: 9_12_2014 Chapter 2
14 Nov 2015
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Desirable nutrition: all nutrients are in proper balance to support health and well being. Malnutrition: undernurtion: not enough, overnutrion: to much, can be both at the same time; binge eating. Recommended dietary allowance (rda"s); 97% of the population. Estimated energy requirements (eer"s); for calories for activity and healthy body weight; difference they are at the middle of the curve; 50% population. Tolerable upper intake levels (ul"s): maximums, try to avoid covering safety zone of 97% of the population. Adequacy: sufficient supply of all nutrients & energy. Meat, poultry, fish, beans, eggs, nuts: (proteins group) sources of vitamin b12, b6. Bread, cereals, rice, pasta: (grains group) different fibers. Variety: different types of foods within each food group. Phytochemical from plants, grains and nuts receiving a more nutrients. Moderation: appropriate portion size to allow for variety and balance. Energy density (kcal/gram): food energy content relative to food weight (ex. 20 kcals / 5 grams = 4 kacls/gram (sugar)
