Amineral that you need in the amount of less than 100 mg a day is called usually goes away when iron deficiency is fixed. eating to much can cause your bones to lose calcium and can increase the risk of kidney stone. substances that protect cells and the immune system from damage by harmful chemicals is called people with are often tired, weak, short of breath, and pale. is poisoning from too much of a substance. a mineral that form particles called electrolytes, which cells function is called a is a mineral that you need in the amount of 100 mg or more a day. is also known as high blood pressure. a vitamin that is absorbed and transported by fat is called is a craving for things that are not normally eaten. change free radicals to make them less damaging. a dissolves in water and passes easily into the bloodstream during digestion. too little iron can lead to can lead to heart disease and stroke. sodium, chloride, and potassium are important a is an unstable substance that can damage body cells. the most important are a, d, e, k. remain in you body for a short time and if not used are passed out of the body in the urine. limit your intake to 2,300 mg or less each day.