Copper is an essential trace mineral that cannot be formed by the human body so must be ingested from dietary sources every day. According to the World Health Organization, 1–3 milligrams per day of copper are required to prevent any symptoms of deficit. Various health and nutrition organizations around the world have set dietary reference values, highlighting the importance of copper as part of a balanced diet. Copper supports over 50 enzymatic reactions that take place in your body on a daily basis. This supports a healthy metabolism.