On this site you can find out about many personal care products, shampoos, deodorants, cosmetics, etc. You can search for a specific brand name, or a general category like shampoos. In the general category, you can click on the "hazard score" link to switch from an alphabetical list to a list in order of health hazard.
Use the Skin Deep site to search for some personal care products that you use. How do they rate?
What sort of risks do they pose to your health?
What do you think about the results?