ISBN-13: 9781644114834, 978-1644114834. It is still eaten on a daily basis by more than 200 cultures worldwide for better digestion, internal protection, and overall well-being. In this revised and expanded edition of The Clay Cure, Ran Knishinsky explores the science and history behind eating clay, citing many clinical studies on the beneficial effects of clay consumption and revealing that clay eating is neither a crazy nor an aberrant behavior.
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