NUTR 2050 Chapter Notes - Chapter 1: Nutrient, Malnutrition, Glycemic Index
26 Feb 2018
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Essential and nonessential nutrients: essential nutrients are nutrients the body cannot make on its own or produce insufficient amounts. Recommend sources of carbohydrates: 45-65% of our daily calories should come from carbohydrates, women should have between 21-25g and men should have between 30-38g of dietary fibre daily. Recommended protein intake: 10-35% of daily calorie intake should be from protein, kwashiorkor: server form of protein energy malnutrition in children. Essential fatty acids: two: linoleic acid (omega 6) and alpha-linoleic acid, found in phospholipids, biologically active derivatives of essential fatty acids include prostglandins, thromboxanes and prostacylins. Hydrogenation and trans fats: hydrogenation: adding hydrogen to the double bonds of unsaturated fatty acids. Cholesterol: fatlike, clear substance found in lean and fat components of animal products, bodies produce 1/3 of the cholesterol we use. Recommend intake of fats: 20-35% of daily calories should come from fat, transfats should be as low as possible.
