Margreet Olthof is associate professor at the Department of Health Sciences (VU University Amsterdam, the Netherlands). She also is the program director of the Master Health Sciences and confidential counselor at the Faculty of Science (VU Amsterdam).
She is trained as a nutritionist at Wageningen University and registered as nutritional scientist at the Netherlands Academy of Nutritional Sciences (NAV). She received her PhD in 2001 at Wageningen University, the Netherlands. From 2001 she worked as post-doc for the Wageningen Centre for Food Sciences (WCFS, currently named TI Food and Nutrition). Since 2005 she holds a tenured position at the Department of Health Sciences of the VU University Amsterdam. Her research focuses on nutrition and prevention of chronic diseases. Topics she is currently working in are: health effects of coffee and of sugar; protein intake in older adults; early feeding and obesity in childhood; sustainability, and effects of sugar taxation.