Canada Examines Vitamin D For Swine Flu Protection

10/21/2009 05:12 am ET | Updated Nov 17, 2011

The Public Health Agency of Canada (PHAC) has confirmed that it will be investigating the role of vitamin D in protection against swine flu, has learned.

The agency started a study last year on the role of vitamin D in severe seasonal influenza, which it said it will now adapt to the H1N1 swine flu virus.