Dr. Christy looks at the data on several vitamins, minerals and supplements and provides recommendations on all. REFERENCES:EVMS/Dr. Marik COVID Protocols:https://www.evms.edu/media/evms_public/departments/internal_medicine/Marik-Covid-Protocol-Summary.pdfhttps://www.evms.edu/media/evms_public/departments/internal_medicine/EVMS_Critical_Care_COVID-19_Protocol.pdfVITAMIN C:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6521194/https://www.healthline.com/nutrition/vitamin-c-coronavirus#vitamin-c-immunity1. Douglas RM, Hemilä H, Chalker E, Treacy B. Vitamin C for preventing and treating the common cold. Cochrane Database Syst Rev 2007;(3):CD000980. [PubMed abstract]Vitamin D:BMJ Article: https://www.bmj.com/content/356/bmj.i6583http://imj.ie/vitamin-d-and-inflammation-potential-implications-for-severity-of-covid-19/https://www.thelancet.com/journals/landia/article/PIIS2213-8587(20)30268-0/fulltexthttps://www.who.int/elena/titles/commentary/vitamind_pneumonia_children/en/Martineau AR, Jolliffe DA, Hooper RL, Greenberg L, Aloia JF, Bergman P, et al. Vitamin D supplementation to prevent acute respiratory tract infections: systematic review and meta-analysis of individual participant data. BMJ. 2017;356:i6583. Zhou YF, Luo BA, Qin LL. The association between vitamin D deficiency and community-acquired pneumonia: A meta-analysis of observational studies. Medicine (Baltimore). 2019;98:e17252. ZINC:http://www.ajtmh.org/docserver/fulltext/14761645/103/1/tpmd190718.pdf?expires=1607201815&id=id&accname=guest&checksum=B4257261FDCEBFC5C07F9A42CD6DD9E3https://journals.sagepub.com/doi/full/10.1177/2054270417694291https://www.cmaj.ca/content/184/10/E551?ijkey=6625c04161d0271c51447e514dfa0404c08fc289&keytype2=tf_ipsecshahttps://www.uspharmacist.com/article/sorting-out-supplements-for-the-common-coldB VITAMINS:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7428453/https://www.medrxiv.org/content/10.1101/2020.06.01.20112334v2.full.pdfMELATONIN:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7024751/Reiter RJ, Abreu-Gonzalez P, Marik PE, Dominguez-Rodriguez A. Therapeutic algorithm for use of melatonin in patients with COVID-19. Front Med 2020; 7:226.