Food and its functions Enzymes and digestion Food, eating, health and disease Nutrient dietary requirements and reference values Obesity in the twenty-first century Fats, oils and lipids Milk and dairy products Carbohydrates Carbohydrate-rich foods Amino acids and proteins Protein-rich foods Water and beverages Mineral elements Vitamins and other bioactive food constituents Fruits, nuts and vegetables Methods of cooking Diet and health Food spoilage and preservation Toxins, food-borne infections and food hygiene Food contaminants - adulterants and additives