Copper is found throughout the body as it is an essential part of the chemical make-up of every tissue. Copper works within the body to help produce hemoglobin, collagen, melanin and it also acts as an antioxidant and pro-oxidant.
According to Bayer Healthcare Pharmaceuticals, the Mirena intrauterine device (IUD) is a flexible T-shaped contraceptive device inserted into your uterus to release a progestin hormone (levonorgestrel), which thickens the uterine secretions and lining and prevents fertilization.