ns115lecture33partII

ns115lecture33partII - Lecture 33 Part II History of...

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Lecture 33 Part II - History of Dietary Recommendations 1. World War I 1. US govt first began thinking of requirements 2. first time a country really shipped a lot of their men outside country but had to keep them supplied with food 3. much of the US food production was going out to feed the troops 4. as a consequence a lot of food shortages in US 5. so there was a lot of food rationing and questions of how much protein and energy we needed 2. So US Department of Agriculture decided to define how much we needed based on taking dietary surveys and seeing how much the average american consumed (stupid way to determine amount) 3. League of Nations 1. created concept of dietary requirements 1. how much of a nutrient is necessary to prevent a deficiency from occurring 4. 1941 (beginning of WWII) -US govt created a committee: Food and Nutrition Board of National Academy of Sciences 1. Established concept of Recommended Dietary Allowance (RDA) 2. Still set RDA Nutrient Balance Study – way most of these food studies down
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This note was uploaded on 03/16/2010 for the course NS 1150 at Cornell.

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ns115lecture33partII - Lecture 33 Part II History of...

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