August 16, 2020

MORE ON VITAMIN D3 AND THE CHINESE CORONAVIRUS. “For each standard-deviation increase in serum 25-hydroxy-Vitamin D, the risk of a severe outcome was reduced eightfold, and the risk of a critical outcome was reduced 20-fold.”

You should be maintaining a healthy level of Vitamin D anyway, so this is a no-brainer.

What’s more, this isn’t a new finding:

Evidence that Vitamin D supplementation could reduce risk of influenza and COVID-19 infections and deaths (Grant et al., Nutrients, April 2, 2020) found that “through several mechanisms, vitamin D can reduce risk of infections. Those mechanisms include inducing cathelicidins and defensins that can lower viral replication rates and reducing concentrations of pro-inflammatory cytokines that produce the inflammation that injures the lining of the lungs, leading to pneumonia, as well as increasing concentrations of anti-inflammatory cytokines.”

So why haven’t public health authorities been loudly recommending D supplements since the beginning?

More here.

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