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Food additives, A CLOSER LOOK AT high fructose corn syrup
MJ Tompkins Nutr 243
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OBJECTIVES To identify one food that contains HFCS
To discuss the nutrient content of HFCS To understand how HFCS affects one area of human health OBJECTIVES
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FOUND IN
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18% increase in CVD death risk
Adults 20-60 13-14% daily cals Children/adolescence 16% 18% increase in CVD death risk More than your dv
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What is it? HFCS-42: Table sugar (sucrose, di-): 53% glucose
42% fructose 5% other sugars / polysaccharides (glucose chains) Table sugar (sucrose, di-): 50% fructose 50% glucose What is it?
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Nutrient content Or lack thereof 100 grams: 76 grams CHO 24 grams H2O
Ca about 6mg Magnesium, Phosphorus Nutrient content
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High fructose corn syrup
HFCS 1970s, researchers Mass production Low production cost Easier handling, shipping High fructose corn syrup
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SUGAR VS. HFCS United States sugar: $0.42/lb World market: $0.15/lb
HFCS is currently around $0.115/lb World price vs. U.S. price USDA’s price support program Price standards and import restrictions American Sugar Alliance SUGAR VS. HFCS
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USA has the highest rate of corn production/consumption per capita
“You are what you eat” Dawson, Berkley Hair, carbon Reporter: 69% 3 months in Italy: 5% Other Things to add
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Heart Liver Metabolism Accusations
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HFCS AND YOUR HEART Adults 18-40
Beverages with 0%, 10%, 17.5%, or 25% HFCS “Produced dose-dependent increases in circulating lipid/lipoprotein risk factors for CVD and uric acid within 2 wk” HDL and LDL HFCS AND YOUR HEART
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hfcs AND YOUR HEART ~100 individuals 3 drinks/day Regular diet
Urine and riboflavin as a biomarker Support that cardiovascular health is linked to added sugars hfcs AND YOUR HEART
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METABOLIC eFFects 50 g carbohydrate 14 days Honey Sucrose HFCS55
2 wks rest METABOLIC eFFects
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Glycemic response, serum lipids, inflammation, BP
Measured: Glycemic response, serum lipids, inflammation, BP Glucose Tolerant (GT), Impaired Glucose Tolerance (IGT) All markers: Unaffected by source Elevated: TG concentrations in GT and IGT individuals Elevated glycemic and inflammatory responses in the latter
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Limits 55 participants Normal weight, obese Typical diets
Excluded any sugar-sweetened beverages Limits
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Hfcs vs. your day 476 individuals 2 year study 15+ yrs
Relationship between type of beverage and total kcal/day Dietary recall Categories: sugar sweetened, HFCS-sweetened, non-sweet, milk Hfcs vs. your day
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Significant results 19% consumed 1+ HFCS beverages
Concluded statistical significance between HFCS and kcal Significant results
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Hfcs and your liver Review of 19 studies
Adults, Nonalcoholic Fatty Liver Disease (NAFLD) HFCS or sucrose intake – High energy intake Levels were unaffected by source Evidence cannot draw conclusions Hfcs and your liver
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Conclusion Measurements for studies Liver, metabolism, heart
Moderation No nutritional value Calories Research Conclusion
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RECAP One food containing HFCS Nutrient content
Why is HFCS used over sugar? One health risk commonly associated RECAP
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Thank you for your attendance and participation!
Questions?
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References http://www.smartbooksforsmartkids.com/category/plants/
PublicDomainPictures.jpg &tbm=isch&sa=X&ved=0ahUKEwj31qqq8OLLAhUCs4MKHZ9fBzkQ_AUIBigB#imgrc=leyDEM3nET HLKM%3A ms&tbm=isch&sa=X&ved=0ahUKEwiB- piC7OLLAhWhm4MKHUW3C8cQ_AUIBigB#imgrc=RbDTslZUHd3ciM%3A Bravo, S., Lowndes, J., Sinnett, S., Yu, Z., & Rippe, J. (2013). Consumption of sucrose and high- fructose corn syrup does not increase liver fat or ectopic fat deposition in muscles. Applied Physiology, Nutrition, And Metabolism, (6), 681. doi: /apnm References
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Le, M. T. , Frye, R. F. , Rivard, C. J. , Cheng, J. , McFann, K. K
Le, M. T., Frye, R. F., Rivard, C. J., Cheng, J., McFann, K. K., Segal, M. S., & ... Johnson, J. A. (2012). Clinical Science: Effects of high-fructose corn syrup and sucrose on the pharmacokinetics of fructose and acute metabolic and hemodynamic responses in healthy subjects. Metabolism, doi: /j.metabol Mei, C., Jiantao, M., Patel, K., Berger, S., Lau, J., & Lichtenstein, A. H. (2014). Fructose, high- fructose corn syrup, sucrose, and nonalcoholic fatty liver disease or indexes of liver health: a systematic review and meta-analysis. American Journal Of Clinical Nutrition, 100(3), p. doi: /ajcn Phillips, Leticia. "Why Do American's Pay More for Sugar?" SugarCane.org. UNICA and Apexbrasil, 13 May Web. 26 Mar Raatz, S. K., Johnson, L. K., & Picklo, M. J. (2015). Consumption of Honey, Sucrose, and High- Fructose Corn Syrup Produces Similar Metabolic Effects in Glucose-Tolerant and -Intolerant Individuals. Journal Of Nutrition, 145(10), p. doi: /jn Stanhope, K. L., Medici, V., Bremer, A. A., Lee, V., Lam, H. D., Nunez, M. V., & ... Havel, P. J. (2015). A dose-response study of consuming high-fructose corn syrup-sweetened beverages on lipid/lipoprotein risk factors for cardiovascular disease in young adults. The American Journal Of Clinical Nutrition, 101(6), doi: /ajcn References continued
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