Minerals in the diet – Copper

Copper is required in the body in enzymes associated with oxygen and electron transport. It seems as if nature has chosen copper for this role as it is easy to reduce it from Cu 2+ to Cu + and then to oxidise it again from Cu + to Cu 2+. Because of this, it is needed as an essential trace element. In other words, it is essential but only needed in very small quantities (around 3mg per day) 1. Good sources of copper in ...