Thanks to a 2005 law in the State of California, manufacturers are required to report their products that contain ingredients known or suspected to cause cancer, birth defects, or reproductive harm. Consequently, the California Department of Public Health developed a new database for consumers so that they can make informed choices.
It is always better to be safe than sorry. The search database is–
Their home page contains a lot of up-to-date information: http://www.cdph.ca.gov/programs/cosmetics/Pages/default.aspx
Other worthy sites are as follows:
Read the article, “The Ugly Side of Cosmetics,” by Green American: http://www.greenamerica.org/livinggreen/cosmetics.cfm