Many disease conditions are caused by food allergies. The book explains a simple method of testing for allergies that it can be self-applied by anyone possessing determination and reasonable intelligence.
This book was written after 25 years of clinical practice. Dr. Moser was not a rigid, doctrinaire natural hygienist. She incorporated into her practice what she considered the most useful aspects of many disciplines, including vitamins and other food supplements, protomorphogens, massage, accupressure, colonics, dietary restriction, etc.