“Vitamin C is very effective on patients suffering from coronavirus. They are now using it as a therapy and people respond very well.” These are the words of a woman who, in an audio circulating on WhatsApp these days, attributed to the ascorbic acid with the power to heal the Covid-19. In doing so, it cites three hospitals of lombardy: the San Gerardo, Monza, Policlinico and the Sack of Milan.