11:709:255 Lecture Notes - Lecture 2: Diet Drink, Dental Caries, Dietary Reference Intake
24 Feb 2020
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Rda is 130 g/day for adults (minimum: if a person is active, they need more than 130 g/d. Recommendation: 45-65% of total energy should come from cho. Current intake: 180-330 gm/day, primarily from white bread, soda, baked goods, in us ~50% of total kcals, worldwide cho intake is 70 to 80, whole grains, fruits, vegetables, legumes. Adequate intake: w: 25 g/day, m: 38 g/day, 14g/kcal, children: their age + 5gm/day. Too much fiber (>60 gm/day) will: require extra intake of fluid, bind to some materials preventing absorption, fill the stomach of a young child quickly, lead to elimination problems and blockage in the intestine. Recommended intake: no more than 10% of total kcal/d (upper limit at 25%) - about 12 tsp. Average us intake: 14. 5% of total kcal/d (~17 tsp, 270 kcals) Not included are natural sugars (fructose, lactose), which are not added to foods but are naturally present.
