an unstable substance that can damage body cells

a vitamin that is absorbed and transported by fat

a vitamin that dissolves in water and passes easily into the bloodstream during digestion

poisoning from too much of a substance

a mineral that you need in the amount of 100 mg or more a day

a mineral that helps form particles called electrolytes, which help cells function

high blood pressure linked to high salt intake

a mineral that you need in the amount of less than 100 mg a day; sometimes called micro-minerals

too little iron leads to having too few red blood cells, causing people to become tired, weak, short of breath, pale, and cold

an unusual appetite for ice, clay, or other non-food items; a craving for things that are not normally eaten

to hold steady

control and maintain