Search icon

Professor Claus Leitzmann

Claus Leitzmann has a PhD in biochemistry from the University of Minnesota and did research at the University of California, (with Nobel laureate Paul Boyer) and later at the Malnutrition and Anemia Center in Thailand. He was Professor of Nutrition (developing countries) at the University of Giessen, 1978-1998. He specialises in International, Wholesome and Vegetarian Nutrition and Nutrition Ecology. He has published hundreds of papers and 30 books on various aspects of nutrition.


You are using an outdated browser which we do not support. Please upgrade your browser to improve your experience and security.

If you have any further questions regarding this, or any other matter, please get in touch with us at We aim to respond to all queries within two working days. However, due to the high volume of correspondence that we receive, it may occasionally take a little longer. Please do bear with us if this is the case. Alternatively, if your query is urgent, you can contact our Supporter Engagement Team on +44 (0)1483 521 953 (lines open Monday to Friday 9am to 5pm).