Researchers studying effectiveness of Vitamin C in treating COVID-19Subscribe to WVTM on YouTube now for more:Get more Birmingham news: Like us: Follow us: Instagram: Alabama Department of Public HealthbirminghamChip ScarboroughCoronavirusCOVID-19COVID19Dr. Karen Landerseffectivenessimmune systemIMMUNITYpandemicresearchResearchersstudyingtreatingtreatmentvideoVITAMINVITAMIN Cvitamin COVID-19vlogWVTM 13YouTube