Determining whether or not a product is safe, effective, and reliable can be tricky sometimes. Does that sunscreen really protect one's skin? Will this remedy really cure one's cold?

Fortunately, the following sites will have information about what cosmetics and medicines may be safe to use, and what ones you may want to avoid.

Campaign for Safe Cosmetics
Learn about categories of products of particular concern, plus look up safety rankings of the products you use with EWG's Skin Deep database. For additional science information, visit sections on chemicals of concern and health.

Environmental Working Group: Consumer Guides
Guides to personal care products and more.

The Good Guide
Find safe, healthy, and green beauty products.

National Center for Complementary and Alternative Medicine
The Federal Government's lead agency for scientific research on complementary and alternative medicine (CAM).

Skin Deep
A safety guide to cosmetics and personal care products brought to you by researchers at the Environmental Working Group.