This undated photo provided by Whole Foods Market shows apples on display in the store's produce section, with a sign that shows the fruit's ANDI, or Aggregate Nutrient Density Index. The ANDI score ... more 
This undated photo provided by Whole Foods Market shows apples on display in the store's produce section, with a sign that shows the fruit's ANDI, or Aggregate Nutrient Density Index. The ANDI score is designed to help shoppers compare foods based on micro-nutrients per calorie. less 
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Associated Press | Photo By Whole Foods Market
Mon, Jan 10, 2011 12:23 PM EST