They found the product contains high levels of cadmium that poses a 'serious chemical risk' to humans - with the potential to damage organs and cause cancer. Amazon have been forced to remove women's and children's rings after trading standards bosses discovered they contain high levels of a CANCER-causing chemical. "Cadmium is harmful to human health as it accumulates in the body, may cause cancer and can damage organs." An Amazon spokesperson said: "We require all products offered in our store to comply with applicable laws, regulations and Amazon policies. "We continuously monitor our store and we develop innovative tools to prevent unsafe products from being listed.