Severe COVID-19 resulting in death was
observed in patients with under 40 ng/dl.At the present time, a target of 90 ng/dl as measured by blood test is recommended as fortification against the ongoing SARS-CoV-2 infections.
At the present time, a target of 90 ng/dl as measured by blood test is recommended as fortification against the ongoing SARS-CoV-2 infections.
I expect that recommendation is made without good evidence.
Once the blood level reaches 32 ng/ml, the body starts inactivating and reducing vitamin D.
People with 50 ng/ml have more kidney stones.