Here's a link to the study [1]. It is a randomized trial so there's clear evidence that there is a causational link. Specifically, Vitamin D reduces the risk of

Here's a link to the study [1]. It is a randomized trial so there's clear evidence that there is a causational link. Specifically, Vitamin D reduces the risk of needing ICU treatment. [1] https://www.sciencedirect.com/science/article/pii/S0960076020302764?via%3Dihub#bib0100 https://www.sciencedirect.com/science/article/pii/S096007602...