Recently Sera Young was on KCRW’s Good Food to discuss her new book Craving Earth: Understanding Pica—the Urge to Eat Clay, Starch, Ice, and Chalk. In the interview she discusses among other the definition of pica (eating non-food items), the preponderance of pica cravings among women, its existence in the United States, and the different types of earth that people desire.
She also discusses the main reasons why people eat pica, including hunger, nutrition, and medicinal reasons. She also discusses the fanaticism that has evolved around a certain type of ice.
After the interview, the show’s host tasted clay samples from Tanzania, Haiti and the U.S. sent by Sera Young. Here’s the video: