University of Hawaii

MMS Faculty

C. Alan Titchenal, PhD, CNS

Dr. Alan Titchenal is an Associate Professor at UH Mānoa in the Department of Human Nutrition, Food and Animal Sciences, College of Tropical Agriculture and Human Resources.  He earned his PhD in Nutrition at the University of California Davis, focusing on exercise physiology and physiological chemistry. Since 1991, he has been teaching nutrition at UH Mānoa, conducting research, and working to translate the science of nutrition into practical application to help people obtain and maintain optimal health.

Dr. Titchenal's research focuses on nutrition and human performance. Among his most visible activities, he and his wife, Dr. Joannie Dobbs, have written over 500 newspaper articles on nutrition and health for the Honolulu Star-Bulletin and Star-Advertiser newspapers since 1997. In addition to publishing articles in professional journals, chapters in professional publications, and books, Drs. Titchenal and Dobbs maintain a website that archives their newspaper articles ( and another website for their "Got Nutrients?" project that provides daily health and nutrition tips to email subscribers (

Dr. Titchenal has personal experience competing in triathlons and bike racing in Hawai‘i and California and has completed the Honolulu Marathon 20 times.  For recreation and fitness, he currently surfs and hikes as his major activities and does strength training in the gym a couple times a week.  He also enjoys good food, beer and wine (in moderation of course) and appreciates fine art (earned a B.A. in Art at the University of Hawai‘i Mānoa in 1969 before becoming interested in nutrition).

In 2006, Dr. Titchenal received the UH Mānoa Chancellor's Citation for Meritorious Teaching and the Teaching Award of Merit from the North American Colleges and Teachers of Agriculture.

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