10 studies underway on dietary supplements to tackle COVID-19 For a long time nutrition is intricately linked to immunity and to the risk and severity of infections. Poorly nourished individuals are at a greater risk of various bacterial, viral, and other infections. Conversely, chronic or severe infections lead to nutritional disorders or worsen the nutritional status of affected people. Therefore, it is imperative to pay attention to diet and nutritional status during the ongoing COVID-19 pandemic. In this direction, many studies are being taken up across the globe to demonstrate the efficacy of using a dietary supplement specifically to prevent or to treat COVID-19.