Taking copper supplements—or eating more copper-rich foods, such as leafy vegetables, nuts and organ meats—could protect against infection, say researchers from Oslo University in Norway. It's a proven killer of other viruses, such as bronchitis, polio, HIV and MRSA, and it could be just as effective against Covid-19. Copper could also be used as a cleaning agent on surfaces where the virus may have settled.
In a separate study, researchers from Athens University are planning to test copper with NAC (N-acetylcysteine) in combination against the virus. They say that earlier studies have shown both to be effective virus killers.
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