DHN 101 Chapter Notes - Chapter 5: High Fructose Corn Syrup, Maple Syrup, Monosaccharide
28 May 2020
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5. 1 introducing carbohydrates, carbohydrates: class of nutrients that includes glucose, a major source of energy for the body, generally grouped into simple or complex forms. Includes glucose: primary energy source for human cells, complex carbohydrates. Starches and most kinds of dietary fiber: contain many simple carbohydrate molecules, added caloric sweeteners, high fructose corn syrup, honey, table sugar, consuming too much can lead to extra body fat. Include maltose, sucrose, and lactose: maltose - naturally contained in few foods. Sucrose (table sugar) - one molecule of glucose and one of fructose. Lactose (milk sugar) - one galactose molecule and one glucose molecule. Sugars are nutritive sweeteners because they are carbs that contribute energy to food: each gram supplies 4 kcal, added sugars are usually added to food during processing or preparation. Inhibits growth of mold & bacteria that causes food to spoil: nonnutritive sweeteners. Substances added to food that sweeten the item, giving few/no kcal.
