Copper is most concentrated in the liver, heart, kidneys, brain, bones, and muscles and is essential in the blood. Trace amounts are present in all body tissues. Copper increases iron assimilation; iron and copper work together in the formation of hemoglobin and red blood cells. Anemia can be a copper deficiency symptom. Various enzyme reactions require copper. Copper influences protein metabolism and general healing, improves vitamin C oxidation and is integral in the formation of RNA. Low or high copper levels can be found in those with mental and emotional problems. Copper helps rid the body of parasites, and is beneficial for graying and thinning hair. Copper excess is not common because only a small percentage is assimilated, but toxicity problems can present serious disease states.

Some symptoms of a copper deficiency:

Natural sources: liver, whole grain cereals, almonds, green leafy vegetables, and seafood.