Food for Thought: Nano Particles | NBC Chicago

Food for Thought: Nano Particles

You may be eating invisible toxins and not even know it! A new report from Prevention shows microscopic materials called nano particles have been increasingly added to the foods we eat. The particles are often made from metals that are sprayed on produce as pesticide, or they're incorporated into food packaging to extend shelf life. Dr. Sandy Goldberg show you ways to limit nano particles in your daily diet.