The Health Benefits of Grapes

http://www.organicfacts.net/health-benefits/fruit/health-benefits-of-grapes.html

http://www.organicfacts.net/health-benefits/minerals/health-benefits-of-magnesium.html

http://www.vaughns-1-pagers.com/food/magnesium-foods.htm

http://www.healthcastle.com/concord_grape_juice.shtml