Toxins get into our bodies through more than just food. We are exposed to them through our carpets, lawn chemicals-even our clothing. Each day this week, we will post a new, easy tip to help you detox your kitchen and your diet.

Here's today's tip:

Tip 5: Find A New Fish That's Low In Mercury

Find a new fish that's low in mercury to try for dinner this week. In high doses, mercury can harm the nervous system, heart, lungs, kidneys and immune system (and even low levels can affect the brains of young children). Print out a pocket guide of low-mercury seafood choices in your region from the Monterey Bay Aquarium (

For more Green Up Your Kitchen Challenge tips, visit the Green Up Your Kitchen Challenge landing page.

Kerri-Ann Jennings is a registered dietitian with a master's degree in nutrition from Columbia University.