What are the three macronutrients? What is the function of each? The building blocks of the food you eat are called macronutrients (macro- meaning “large”) because your body needs them in large quantities. Macronutrients fuel your body with energy and build important structures such as hormones, muscles, and DNA. Keep reading for a better understanding of the three macronutrients’ roles in your health.
What Are the Three Macronutrients Your Body Needs?










