Copper is an essential trace mineral in the body, and is more abundant in humans than all but two other trace minerals (iron and zinc). Its primary role is to help enzymes function properly, which means it’s involved in a range of the body’s processes, namely:

• Iron utilization
• Elimination of free radicals
• Development of bone and connective tissue
• Production of melanin, a skin and hair pigment

Still, the amount of copper that the body needs is small — less than the amount in a penny — and studies are finding that too much copper can lead to a number of health problems.

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