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Nutritional Medicine is a comprehensive textbook for healthcare professionals, written by one of the world’s foremost authorities, Alan R. Gaby, M.D.

Nutritional Medicine is a comprehensive textbook on the use of dietary modifications, nutritional supplements, and other natural substances for the prevention and treatment of more than 400 health conditions.


Written by Alan R. Gaby, M.D., one of the world’s foremost authorities on nutritional therapies, Nutritional Medicine is widely regarded as the definitive textbook in its field. While Nutritional Medicine is written for healthcare practitioners, it is also a valuable resource for non-practitioners who are interested in learning about additional treatment options.


In this clearly written and meticulously documented book, Dr. Gaby combines an exhaustive review of the medical literature with his extensive clinical experience.


Incorporating nutritional therapies into clinical practice can improve outcomes, decrease adverse side effects, and lower the cost of healthcare.

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“A formidable display of medical scholarship…
The essence of this fine book is that it is pragmatic, based on clinical experience, and supported by extensive literature.”

– Victor Sierpina, M.D.
Professor, Integrative Medicine, University of Texas Medical Branch
Over 1,700 new reference citations added to the second edition.