COVID-19 is caused by the SARS-CoV-2 virus. The elderly are the main age group at risk for severe course of infection, cytokine storm, and death.
Early in the pandemic, the CDC and many mainstream media outlets claimed that vitamins and nutrition were useless in prevention and recovery from COVID. As I said then, they were wrong. They were the purveyors of “false information”.
Science continues to come out and support what years of science has already shown, vitamins, nutrition, and many other lifestyle factors play key roles in the anti-viral immune response and overall immune health.