Please note that pure copper does develop a patina over time when left untreated. Copper emits anti-inflammatory and antioxidant properties. The Health Benefits of Wearing Copper Modern science confirms what people around the world have known for hundreds of years. Copper is an essential nutrient, playing a vital role in keeping bones, skin, brain, blood vessels and immune system strong and healthy. Copper also has anti-bacterial properties useful in slowing the spread of illnesses. Because copper can be absorbed through the skin, wearing copper jewelry has become a simple, popular way to reap the benefits of this lovely metal.