A study by Spanish scientists, published in the August 2011 issue of the Journal of Agricultural and Food Chemistry, finds that consuming grapes, which contain a substance known as flavonoids, helps protect skin cells from damage caused by ultraviolet radiation during sun exposure.

http://www.foxnews.com/health/2011/08/01/grapes-wine-can-protect-skin-from-sun-damage-study-says/
http://www.naturalnews.com/033303_grapes_skin_cancer.html