A complete guide to clay and what it can do for health and beauty, The Healing Power of Clay tells what kind of clay to use, where to get it, and how to use itsimple, doityourself techniques that can be employed at home. Clay is a healer that some use for headaches, allergies, arthritis, cuts, bruises, burns, acne, anemia, and as a deep cleansing mask, shampoo, toothpaste, and as soap.