New research suggests vitamin D may help defend against COVID-19, prompting support from a Wisconsin congressman.

Northwestern University led research on the correlation between vitamin D and the coronavirus by looking at patients from different countries. Researchers say that while vitamin D will not prevent people from contracting the virus, it could help patients by reducing complications and preventing death.

U.S. Congressman Glenn Grothman (R-Glenbeulah) is calling on the Centers for Disease Control and Prevention to further explore this potential link.

Read More: NBC