The document discusses various nutrients found in food including carbohydrates, fats, proteins, vitamins, minerals, and water. It notes that carbohydrates provide 48% of daily calories and can be simple or complex. Fats are categorized as saturated, monounsaturated, and polyunsaturated. Proteins contain amino acids including 9 essential ones. Vitamins A, D, E, K and various B vitamins are outlined along with calcium, iron, sodium, and water.