Vitamin D

Vitamin D is required in hundreds of our biological functions, however most people are severely deficient in Vitamin D. The attached article explains one of its many benefits.... fighting infections and inflammation.

https://articles.mercola.com/sites/articles/archive/2020/01/14/vitamin-d-protects-against-infections.aspx?cid_source=dnl&cid_medium=email&cid_content=art3HL&cid=20200114Z1&et_cid=DM435980&et_rid=789816683