In an article on AOL.Com, it was reported that sunscreens may actually cause cancer instead of  protecting your children.

Almost half of the 500 most popular sunscreen products may actually increase the speed at which malignant cells develop and spread skin cancer because they contain vitamin A or its derivatives, according to an evaluation of those products released today.

Source: http://www.aolnews.com/health/article/study-many-sunscreens-may-be-accelerating-cancer/19488158