HLSC 1F90 Lecture Notes - Lecture 22: Sucrose, Corn Oil, Blood Sugar
23 Apr 2018
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Cfg groups food as: grain products, vegetables and fruit, milk and alternatives, meat and alternatives. Cfg advises people to eat a certain number of servings from each group based on a scientific, physiological understanding of human nutritional requirements. Nutrients include: protein, carbohydrates, lipids (fats, vitamins, minerals, water. Nutrients can be classified as: essential vs non-essential, macronutrient vs micronutrients, energy-producing vs non-energy-producing. Essential nutrients are substances that the body must get from foods because it cannot manufacture them at all or fast enough to meet its needs. There are ~50 essential nutrients, including: certain amino acids (building blocks of protein, ??carbohydrates?? (not always considered essential nutrients, certain fatty acids, various vitamins, various minerals, water. Nonessential nutrients are substances that the body can make in sufficient quantities (example: cholesterol) Nutrients required in large amounts are called macronutrients: proteins, carbohydrates, lipids (fats, water. Nutrients required in small amounts are called micronutrients: vitamins, minerals.
