Dr. Messina is the Executive Director of the Soy Nutrition Institute. He is a former program director with the National Cancer Institute (NCI) and while at the NCI he initiated a multi-million-dollar research program on the anticancer effects of soy. He is the co-owner of Nutrition Matters, Inc., a nutrition consulting company, an adjunct associate professor at Loma Linda University.
For more than 30 years, Dr. Messina has devoted his time to the study of the health effects of soyfoods and soybean isoflavones. He writes extensively on these subjects, having published more than 100 articles and book chapters for health professionals, and has given more than 650 presentations to both consumer and professional groups in 55 countries.
Dr. Messina is the chairperson of the editorial advisory board of, and writes a regular column for The Soy Connection, a quarterly newsletter that reaches over 250,000 dietitians and other health professionals. He has also organized and chaired nine international symposia on the role of soy in preventing and treating chronic disease and has organized soy meetings in China, India, Brazil and Italy. Dr. Messina is the co-author of three books, The Simple Soybean and Your Health (Avery Publishing Group, 1994), The Vegetarian Way (Crown Publishers, 1996), and The Dietitian’s Guide to Vegetarian Diets: Issues and Applications (Aspen Publishers, 1996, Jones and Barlett, 2004, 2010).