Copper Gluconate Good Antioxidant Hydration Copper Gluconate at a glance Copper salt form of glucuronic acid, a building block of hyaluronic acid Helps transport water within skin Light blue or blue-green crystal or powder in its raw form Also used to treat copper deficiency Copper Gluconate description Copper gluconate, also known as copper, is a mineral that is an important trace element for human nutrition. The body needs copper to absorb and use iron, and copper is also a component of the powerful antioxidant enzyme superoxide dismutase. Copper gluconate is a potentially exciting anti-ageing ingredient, but certainly not among the most well researched or proven when it comes to topical application. Related ingredients: Superoxide Dismutase