06/01/2009 at 01:00 AM EDT
>• Convinced kids' allergies are connected to food additives, mom Robyn O'Brien wrote The Unhealthy Truth—and set out to kick chemicals.
WHAT'S A SIMPLE WAY TO AVOID ADDITIVES? Read labels. If you can't pronounce it, chances are it was engineered in a laboratory.
IS THIS MORE OF A PROBLEM IN THE U.S.? There are higher standards on food regulation in other developed countries. They don't allow things on the market until they're proven safe.
WHAT CHANGES HAVE YOU MADE AT HOME? Instead of blue yogurt, we went to white and put sprinkles on top. The kids aren't getting as big a load of coloring.
ARE YOU ALWAYS VIGILANT? I have an 80-20 rule. Do the best you can. And then accept that we do live in a real world where these kids go to birthday parties and they get blue cupcakes.