A balanced diet helps you get the minerals needed. Others, like Iron, build red blood cells. Minerals can help control activities of cells and organs. Scientists can not measure how many minerals the body needs. All they know is without minerals you could not survive.
Water is an essential nutrient.
Seventy-five percent of the body is composed of water. Water is necessary for blood circulation, carrying nutrients to cells, getting rid of waste, and controlling body temperature. Most foods contain water, especially fruits and vegetables.