FNN 100 Lecture Notes - Lecture 4: Trans Fat, Riboflavin, Lean Body Mass

• School: Ryerson University
• Department: Nutrition and Food
• Course: FNN 100
• Professor: Barbara Wendland

Document Summary

Past- concerned about getting all of the required nutrients: present- limiting consumption to prevent obesity. Nutrtion- living organism and the food they consume. Canadian community health service (cchs: 50% of canadian adults don"t meet veg and fruit requirements, 2/3 30+ years don"t drink enough milk, not meeting recommended amount of grains either. Only meet meat requirements: too much processed foods= empty calories. Nutrients- chemicals used by body: provides energy, structure, and regulate body processes, 6 classes: carbs, proteins, fats, (macro) vitamins and minerals and water (micro) Macronutrients: yield energy and need in large amounts, carbs= 4 cal/g, fat= 9cal/g, protein=4cal/g and alcohol=7cal/g. Main source of energy: 1 kilocalorie= 4. 18 joules, carbs (sugar, starches, fibre) fibre is included but doesn"t provide energy bc body doesn"t have the enzyme to break fibre down, fat. Triglyceride- found a lot in the body but its not a dietary fat. Can also supply energy: water need in large amounts but doesn"t provide energy.