It doesn’t just help defeat Covid.

References
https://pubmed.ncbi.nlm.nih.gov/31744… https://www.ncbi.nlm.nih.gov/pmc/arti… https://pubmed.ncbi.nlm.nih.gov/23393… https://www.ncbi.nlm.nih.gov/pmc/arti… https://pubmed.ncbi.nlm.nih.gov/28336… https://www.ncbi.nlm.nih.gov/pmc/arti…
https://www.frontiersin.org/articles/…

Wild Effect of Vitamin D on Aging & Longevity