NTR 109 Lecture Notes - Lecture 1: Dietary Supplement, Dietary Fiber, Riboflavin
Document Summary
Why is nutrition important: when alcohol is included, diet plays a role in almost of deaths in us. Diet plays an important role in over 2/3 of deaths in us. Top 10 leading causes of death (bold - relate to diets: heart disease, cancer, lung disease, accidental injuries (alcohol, stroke, alzheimer"s disease, diabetes. Cho, fat, protein (caloric values of energy nutrients) Hamburger has 4g carbohydrate, 3 g of protein and 5g of fat. 4g carb x 4 kcals/g = 16 kcals. 3g protein x 4 kcals/g = 12 kcals. 5g fat x 9 kcals/g = 45 kcals. Nutrient dense foods have few kcals & high amounts of certain nutrients. Nutrient dense: comparison of vitamin & mineral content with # of kcals. Empty calorie foods have high calories with limited nutrients. Energy density: comparison of the calorie content of a food with the weight of the food. Food which have lots of fiber and water.
