If you’re looking for information on everyday products — specifically the possible social, health and environmental effects they may have — then greenguide.com is the site for you.
The New York Times did a great Q&A with the founder, who started looking up information on products when he realized he didn’t know what was in the products he was using on his young daughter. The site is still in beta mode, but it already has some great info on a scale that’s easy to understand.
For example, Arm & Hammer carpet deodorizer gets a very low rating based on several factors. Check it out and see how your favorite products rate.