CU-Boulder IPHY 2420 - High Fructose Corn Syrup (3 pages)

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High Fructose Corn Syrup

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High Fructose Corn Syrup


Lecture Notes 9/12/14

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Lecture Note
University of Colorado at Boulder
Iphy 2420 - Nutrition for Health and Performance

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IPHY 2420 1nd Edition Lecture 7 Outline of Last Lecture I Maintaining Blood Glucose Levels II Ketone Bodies and Ketosis III What is Hypoglycemia IV What is Diabetes V What is Lactose Intolerance Outline of Current Lecture I High Fructose Corn Syrup a Background b Why is it Used so Often c Why is it Bad for You d How do you Avoid HFCS Current Lecture High Fructose Corn Syrup BACKGROUND Ancestral human sugar consumption was low now we eat about 1lb of sugar a week NOT SUGAR HFCS 55 fructose 45 glucose tastes sweeter to humans Not natural in society is an American issue HFCS is very cheap to produce Made from corn in 1980 s there was to much corn so the US Gov asked chemists in Japan to make corn into sugar Corn is highly subsidized we give farmers money for corn even if it isn t super profitable Sugar sources beets and cane 1 10 cost of sugar Consumption of soda is up 200 in 30 years These notes represent a detailed interpretation of the professor s lecture GradeBuddy is best used as a supplement to your own notes not as a substitute HFCS is primary sweetener in soft drinks Is there any soda without HFCS Mexican Coke uses real sugar American s expect food to be cheap and available this is an American problem Other countries use 40 on groceries we get upset for just using 10 New NAME CORN SUGAR Natural means nothing in nutrition NATURAL has no legal definition Americans view natural as HEALTHY we will pay more for it WHY IS IT USED SO OFTEN It mixes really easy fruit juices Extends shelf by 20 by inhibiting microbial spoilage yogurt Taste extra sweet Helps prevent freezer burn ice cream Helps baked products brown better hot dog bund English muffins Results in soft textures chewy cookies and protein bars THIS IS AMAZING FOR PEOPLE WHO MAKE AND SELL FOOD WHY IS IT BAD FOR YOU Causes flatulence and diarrhea Your body is slow absorbing HFCS 30 of US population suffer from fructose mal absorption HFCS causes diarrhea and that adds to mineral deficiency iron magnesium

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