This program helps students understand why the body needs a wide range of nutrients to maintain itself. Nutrient types are illustrated through common examples of food. Special emphasis is placed on healthy eating habits. Concepts and terminology include: nutrients, food, energy, digestive system, carbohydrates, proteins, amino acids, saturated fats, polyunsaturated fats, vitamins, minerals, calcium, water, fiber, metabolism, calorie, balanced diet, food pyramid, food labels, junk food, and healthy eating habits. .