Foods and Nutrition 1021 Lecture Notes - Lecture 1: Dietary Supplement, Nutraceutical, Cohort Study

• School: Western University
• Department: Foods and Nutrition
• Course: Foods and Nutrition 1021
• Professor: Noelle Martin

Document Summary

First vitamin discovered in 1897 and last in 1948. Individuals: treatment & apparent effect, case control similar individuals, untreated. Intervention study: population/group, experimental manipulation and observation, experimental subjects receive real treatment, control subjects receive placebo (may cause placebo effect) Laboratory study: usually animals as subjects, tightly controlled conditions to determine cause and effect, deficiency studies, surgical alterations, genetic differences. Chemical analysis of foods table of food composition, nutrient labels. Clinical records hospital studies, chemical analysis of blood, urine, feces, other body fluids/parts. Comparative and evolutionary studies anthropological studies; primitive vs industrialized societies. An edible substance with physical and chemical properties. Provides energy and nutrients to help body stay alive and grow. The study of nutrients in the body. The study of human behaviours related to foods. The foods and beverages that a person consumes. Are components of food needed for body functions. Provide energy and serve as building material, maintain and repair. Water, carbs, fat, protein, vitamins and minerals.