Evidence Regarding Vitamin D and Risk of COVID-19 and Its Severity
Evidence Regarding Vitamin D and Risk of COVID-19 and Its Severity by Joseph Mercola 1,* , William B. Grant 2 and Carol L. Wagner 3 1 Natural Health Partners, LLC, 125 SW 3rd Place, Cape Coral, FL 33991, USA 2 Sunlight, Nutrition, and Health Research Center, P.O. Box 641603, San Francisco, CA 94164-1603, USA 3 Department of Pediatrics, Shawn Jenkins Children’s Hospital, Medical University of South Carolina, 10 McClennan Banks Drive, MSC 915, Charleston, SC 29425, USA * Author to whom correspondence should be addressed. Nutrients 2020 , 12 (11), 3361; https://doi.org/10.3390/nu12113361 Received: 4 October 2020 / Revised: 26 October 2020 / Accepted: 29 October 2020 / Published: 31 October 2020 (This article belongs to the Special Issue Vitamin D in the New Decade: Facts, Controversies, and Future Perspectives for Daily Clinical Practice ) LINK: https://www.mdpi.com/2072-6643/12/11/3361/htm Abstract Vitamin D deficiency co-exists in patients with COVID-19. At this time,