About Iron Home // About Iron Too little iron or too much iron changes the way we grow, develop and function.   Our Need For Iron Read more about the body's need for iron.             What Is Iron? Read more about the body's need for iron.            Iron We Consume Read more about the body's need for iron.    Absorption Read more about the body's need for iron.             Recommended Daily Allowance Read more about the body's need for iron.              Supplements Read more about the body's need for iron.    How Much Iron Is In The Body Read more about the body's need for iron.            Iron Levels -Test Read more about tests to determine iron and antioxidant levels             How Iron Triggers Free Radical Activity Read more about iron-catalyzed oxidative stress