The synthetic vitamins consumption and immunity of the Medan Johor community, Medan, Indonesia during the Covid-19 pandemic.

The Covid-19 virus is easily transmitted with a reduction in the body's immunity, consequently, people use synthetic vitamins as supplements to increase immunity. Therefore, this study aims to explore the consumption of synthetic vitamins and the immunity of Medan Johor District residents, Medan, Indonesia during the Covid-19 pandemic. This is a quantitative study with an exploratory descriptive design and the data were analyzed using univariate analysis. Furthermore, the study population was 137,367 people, while 200 respondents were selected as samples based on the results of Slovin calculations. The data were collected using a synthetic vitamin consumption questionnaire (including type, frequency, number of doses) as well as the Development and Validation of the Immune Status Questionnaire (ISQ) using the purposive sampling technique. The results showed that majority of the respondents were females (58%), older adults (33%), Batak ethnicity (74%), unemployed (41%), had senior high school education (57%), family income per month was < UMR (54%), consumed vitamin C (73%), frequency of 1x1 day (56%), and doses were > 90 mg (71%). These findings showed that the immune status is good by 52% and bad by 48%. [ABSTRACT FROM AUTHOR]