Vitamin D3

Add vitamin D3 to your daily regimen.  5-10,000mg/day is the dose if you have adequate levels.  Much more is needed if you are deficient.  See articles below.

Dr. Jean-Marc

What We Have Learned About Vitamin D Dosing?
Integrative Medicine.  Vol. 9, no1, Feb/Mar 2010
Pizzorno J.
http://www.imjournal.com/index.cfm/fuseaction/archives.main

Randomized trial of vitamin D supplementation to prevent seasonal influenza A in schoolchildren.
American Journal of Clinical Nutrition
May 2010
Urashima, M
http://www.ajcn.org/cgi/content/abstract/91/5/1255?maxtoshow=&hits=10&RESULTFORMAT=1&author1=Urashima,+M&andorexacttitle=and&andorexacttitleabs=and&andorexactfulltext=and&searchid=1&FIRSTINDEX=0&sortspec=relevance&firstpage=1255&fdate=4/1/2010&tdate=6/30/2010&resourcetype=HWCIT