Optimisation of Vitamin D Status for Enhanced Immuno-protection Against Covid-19
Issue: Ir Med J; Vol 113; No. 4; P58
D.M. McCartney1, D.G. Byrne2,3
They appear to recommend 800 to 2000 IU
In three months this will get vitamin levels >20 ng/ml
COVID-19 appears to need levels >40 ng
Suspect fewer than 10% of the population taking 2000 IU will get > 40ng/ml in 3 months
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