Effect of calcifediol treatment … COVID-19 (October 2020)

Effect of calcifediol treatment and best available therapy versus best available therapy on intensive care unit admission and mortality among patients hospitalized for COVID-19: A pilot randomized clinical study
The Journal of Steroid Biochemistry and Molecular Biology
Volume 203, October 2020
https://www.sciencedirect.com/science/article/pii/S0960076020302764

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Vitamin D and Immunity

Vitamin D: 4,000 IU recommended
December 12, 2021

Vitamin D supplementation to prevent acute respiratory tract infections: systematic review and meta-analysis of individual participant data
BMJ 2017; 356 (Published 15 February 2017)
https://www.bmj.com/content/356/bmj.i6583
doi: https://doi.org/10.1136/bmj.i6583

25 mcg = 1,000 IU

Safety:
hypercalcemia: 0.5% same in placebo group
renal stones: 0.2% same in placebo group

How To Boost Immune System Against Coronavirus Infection (Abazar Habibinia, MD, Director of CAASN)
CANADIAN ACADEMY OF SPORT NUTRITION, January 28, 2020

macrophages
– vitamin D 10,000 IU
– zinc 50 – 100 mg/day

neutrophils
– avoid sugars
– vitamin C > 3,000 mg/day
– flavonoids > 200 mg/day (enhance the function of vitamin C)

WBCs production
– vitamin A 10,000 – 20,000 IU/day
– vitamin E 800/day
– vitamin B6 100 mg/day

Is 10,000 IUs of Vitamin D3 Safe to Take?
May 2020
Dr. Eric Berg DC

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Dr. Fauci: 6,000 IU
original source:
September 16

Dr. Fauci says to take vitamin D if you’re deficient — here’s how to know
Sep 26 2020
https://www.cnbc.com/2020/09/26/how-to-know-if-you-have-a-vitamin-d-deficiency.html