From $12.99  Colloidal Silver is a near perfect antibiotic. Just about every known pathogenic germ, bacteria, virus or fungus, will die within six minutes of contact with colloidal silver. In addition, there are no known bad side effects from using colloidal silver. Silver can be used topically or internally.For burns or sores that may be infected, use a bandage to keep a cotton ball soaked in colloidal silver on the wound.