Vitamin D deficiency (VDD) is possible risk factor for developing severe dengue illness.

Vitamin D deficiency (VDD) is possible risk factor for developing severe dengue illness.

*There is a growing body of evidence to suggest vitamin D deficiency (VDD), i.e., serum level < 20 ng/mL, as possible risk factor for developing severe dengue illness.5 Jan 2023*

Information source 

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9866117/#:~:text=There%20is%20a%20growing%20body,for%20developing%20severe%20dengue%20illness.