INFOGRAPHIC 1.3The MacronutrientsCarbohydrates, lipids, protein, and water are required in large amounts. With the exception of water, each of these nutrients provides energy.
Photo credits (left to right): Maximilian Stock Ltd/age fotostock/Eli Ensor, DUSAN ZIDAR/Shutterstock, Dorling Kindersley/Getty Images, Maria Toutoudaki/Getty Images