Lockdown = Low Vitamin D

Well SupportedUp to 70% of people in the US are deficient or insufficient in vitamin D, suggesting widespread supplementation is advisable.

Well SupportedLower levels of vitamin D are associated with worse outcomes for COVID-19 infection and mortality.

Well SupportedVitamin D insufficiency and deficiency may increase due to more time spent indoors.

Well Supported100% of ICU patients under 75 years old in one study had vitamin D insufficiency, with 64.6% having critically low levels (<20 ng/mL).

Partially Supported