Lecture 3 - Nutrition Recs

Lecture 3 - Nutrition Recs - HNF 150 P Thurston NUTRITION...

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HNF 150      Fall 2006 P Thurston Lecture Notes NUTRITION RECOMMENDATIONS Objectives : -I.D. 2 health trends in US pop. And state at least 2 nutrition Related factors. -Compare a food record with DG and MyPyr to I.D. strengths and weaknesses -State diff. b/t food-nut and health claims and supplement/functional foods—  structure/function claims. -Discuss the science bases recs and guidelines: -Dietary recommended intakes: explain how they are established, what  are the different types of intakes -Dietary guidelines: name at least 5 of the 9 guidelines -Food guide: explain how it is used -Food labeling: explain how the nutrient facts panel is used, calculate %s  of total calories of CHO, Protein, and fat in food products using nutrition label  information. Obesity Trends: What is happening? Diabetes on the rise (Children with type II) Obesity on the rise Heart disease and cancer are declining mildly. Not meeting goals set in “Healthy People 2010” Why?  Fast food -- convenience Technology Larger portion sizes Advertisement (positive advertising of negative food) Cost of whole food vs. junk food Food supply – larger than ever No time to be healthy Lack of moderation Grain-fed meat Increase in dieting, binging, and fasting – metabolic imbalances Nutrition Recommendations Overview: 1
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HNF 150      Fall 2006 P Thurston Lecture Notes 1. Dietary Reference Intakes (Food and Nutrition Board, National  Academy of Sciences) 2. Food Labels (FDA) 3. Dietary Guidelines for Americans (USDA/HHS) 4. Daily Food Guide/Food Guide Pyramid (USDA/HHS) 1.  Dietary Reference Intakes A. Set by the Food and Nutrition Board, National Academy of Sciences,  Washington DC Who they are: Nutrition and Food Scientists B. Most recent DRI’s: 1997-2004 C. Goals of DRI's (4): -Set recommended intake values Recommended Dietary Allowances Adequate intakes -Facilitating nutrition research and policy Estimated Average Requirements -Establishing safety guidelines -Preventing Chronic Disease D. Recommended Dietary Allowances (RDA):  Nutrient Intake Goals for  individuals Iron: higher for women, period = blood loss Calcium: Pregnant and lactating women less than 18 higher (growing and  losing Ca to baby) than older non-pregnant friends Vitamin D: Older than age 50 require more because skin loses efficiency  to make Vitamin D E. Adequate Intakes (AI): Nutrient intake goals for individuals. Set when scientific data are  insufficient to establish RDA 2
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HNF 150      Fall 2006 P Thurston Lecture Notes F. Estimated Average Requirements (EAR): Population-wide average nutrient requirements use in nutrition research 
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This note was uploaded on 03/19/2008 for the course HNF 150 taught by Professor Thurston during the Spring '07 term at Michigan State University.

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Lecture 3 - Nutrition Recs - HNF 150 P Thurston NUTRITION...

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