Add Yahoo as a preferred source to see more of our stories on Google. A person holding a box of Welch's Fruit Snacks in a grocery store - ZikG/Shutterstock Fruits and vegetables are an important part ...

FARGO -- Rather than pick up an easy snack for her kids at the store, mom Leah Peterson makes her own. She buys strictly organic food and products that don't contain genetically modified organisms.

Walking through the grocery store, you might feel pretty virtuous tossing granola bars and yogurt cups into your cart. These are the snacks that promise wellness, fuel, and clean eating. Yet many of ...