Functions of Water Functions of Water Water plays a crucial role in guiding our bodies to function properly. It is food and compressed energy for our bodies, even though it doesn t have any carbohydrates, proteins, or fats. As the basis of blood and lymph, water regulates body temperature, maintains strong muscles, lubricates our joints and organs, aids in preserving young complexion, and serves as the body s transportation system for distributing other important nutrients and elements.
Water also works as the carrier for body waste removal.