Active vitamin D vs inactive

... levels are the ones that matter wuth COVID-19 and other stuff. What kinds of bacteria helped? They never said. They did say a chemical that those bacteria tended to produce, though. gut_flora stool_flora vitamin_d

Vitamin D during pregnancy affects child's IQ

https://www.sciencedaily.com/releases/2020/11/201102142242.htm This sounds pretty good to know about, if it's true. study_ iq_ vitamin_ vitamin_d pregnancy_ baby_ brain_ development_

Vitamin D helps against COVID-19

https://scitechdaily.com/vitamin-d-determines-severity-in-covid-19-researchers-urge-government-to-change-advice/amp/ If the whole world read this article, there might be a vitamin D supplement shortage. vitamin_d