What is the body’s most indispensable nutrient?

The body's most indispensable nutrient is water. Water or fluids make up about 72% of the body. It is the nutrient responsible for transporting delicate nutrients and excreting waste from several cellular processes that occur within the body on a regular basis. Man can actually survive without food for weeks, but only three days without water. Because fluid is necessary in cellular processes.

Nerve cells send signals quickly throughout the body