Mark Messina, Ph.D., M.S.

The Physicians Committee
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2008 Cancer and Nutrition Symposium

Nutritional Controversies: Is Soy Helpful or Harmful for Cancer Prevention? Part I

Presentation PDF: Making Sense of the Soy-Breast Cancer Relationship (14.1MB - PDF)

Speaker: Mark Messina, Ph.D., M.S., adjunct associate professor at Loma Linda University; co-owner of Nutrition Matters Inc.; and executive director of the Soy Nutrition Institute. He served as program director for the National Cancer Institute (NCI) and has published more than 50 articles and book chapters for health professionals. He has also given more than 400 presentations to both consumer and professional groups throughout the United States and in 35 countries.

Synopsis: Mark Messina, Ph.D., M.S., will present his research on soy and breast cancer, addressing the concern if soyfoods or isoflavone supplements pose a risk to breast cancer patients and/or women at high risk of breast cancer.

Intended Audience: Internists, oncologists, registered dieticians, registered nurses, and cancer researchers.

Objectives: Upon completion of attending this presentation, participants should be able to:

  • Understand the role of estrogen in the etiology of breast cancer.
  • Communicate a background on soybean isoflavones.
  • Analyze the epidemiologic data on soy intake and breast cancer risk.
  • Report on the impact of early soy/isoflavone intake on latter development of breast cancer.

Mark Messina, Ph.D., M.S.

Mark Messina, Ph.D., M.S.Mark Messina, Ph.D., M.S., is the co-owner of Nutrition Matters Inc., a nutrition consulting company; an adjunct associate professor at Loma Linda University; and the executive director of the Soy Nutrition Institute. He is a former program director with the National Cancer Institute (NCI), where he initiated a research program on the anticancer effects of soy.

Since leaving the NCI, Dr. Messina has devoted his time primarily to the study of the health effects of soy foods and soybean isoflavones. He writes extensively on these subjects and has published more than 50 articles and book chapters for health professionals. He has also given more than 400 presentations to both consumer and professional groups throughout the United States and in 35 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 more than 135,000 dietitians and other health professionals. He has also organized and chaired seven international symposiums on the role of soy in preventing and treating chronic disease and has organized meetings about soy and health in China, India, and Brazil. 

Dr. Messina is the co-author of three books, The Simple Soybean and Your Health, The Vegetarian Way, and The Dietitian’s Guide to Vegetarian Diets: Issues and Applications.