Infected patients of COVID-19 based on positive PCR or HRCT result compatible with disease Hospitalization of patient in hospital With oxygen via nasal cannula 93%≤O2 Sat Age >18years old Filling and signing of consent form Allowing the patient to consume food orally

Infected patients of COVID-19 based on positive PCR or HRCT result compatible with disease Hospitalization of patient in hospital With oxygen via nasal cannula 93%≤O2 Sat Age >18years old Filling and signing of consent form Allowing the patient to consume food orally