The research unit for dietary studies collaborates closely with research groups particularly from Sweden, The University of Gothenburg, Sahlgrenska Hospital, and University of Stockholm, Karolinska Institute, Finnish researchers from the Universities of Helsinki, Department of Public Health and Helsinki University Central Hospital, Australian researchers from the University of Sydney, The Boden Institute of Obesity, Nutrition Exercise & Eating Disorders, and the School of Molecular Bioscience, form the University of Queensland, School of Chemistry and Molecular Biosciences, and from the Monash University in Melbourne, the Department of Nutrition and Dietetics as well as researchers from Harvard School of Public Health, Boston, US.