BPK 110 Lecture Notes - Lecture 1: Nutritionism, Nutrient, Functional Food
21 Dec 2020
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Note: alcohol contains 7 kcal/g but is not a nutrient. Nutrition = the scientific study of food and nutrients, and their effects on body structure, function, and health. Nutrients = substances obtained from food that are used for the maintenance, growth, and survival of an organism. Essential nutrients = the body cannot make them itself and they must be obtained from the diet. Non-essential nutrients = have imp roles in the body but are not required from the diet for growth and survival. Diet = the total food that a person regularly eats. Nutritionism = describes why reducing the effects of foods to the sum of their parts can be problematic. Health effects of a food or diet cannot always be predicted by knowing its nutrient content. Eg. just because something has carbohydrates in it alone does not mean the food is healthy or not6 categories of essential nutrients, grouped based on structural or functional similarities.
