Heavy metals like arsenic, mercury, aluminum,cadmium, lead, etc are highly toxic to the body. They  could cause severe damages to major organs as liver, kidney, lungs, heart, brain just to name few. They can shield herpes virus  then make though for medical professional to fight it. You could ketch them from your medications, cosmetic articles, inorganic  and canned foods. Thanks this package you can flush them out before they cause harm to you.