Vitamin D Deficiency and COVID-19 Severity

Research shows giving critically ill COVID-19 patients high doses of vitamin D significantly reduced the number of days they had to spend in the ICU.

Originally published on 1/18/21

STORY AT-A-GLANCE

  • More than 100 doctors, scientists and leading authorities have signed an open letter calling for increased use of vitamin D in the fight against COVID-19

  • The letter recommends taking enough vitamin D to achieve a blood level of at least 30 ng/mL (75 nmol/L). They also urge testing of all hospitalized COVID-…

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