Amanda J. Cross, Petra H.M. Peeters, Pietro Ferrari, Françoise Clavel-Chapelon, Salvatore Panico, Augustin Scalbert, Anja Olsen, José María Huerta, Paolo Vineis, Gianluca Severi, Eva Ardanaz, H. Bas Bueno-de-Mesquita, Ruth C. Travis, Bénédicte Elena-Herrmann, Nicholas J. Wareham, Pagona Lagiou, Talita Duarte-Salles, Christina Bamia, Anne Tjønneland, Rudolf Kaaks, Bodil Ohlsson, Magdalena Stepien, Antonio Agudo, Krasimira Aleksandrova, Heiner Boeing, Isabelle Romieu, Kay-Tee Khaw, Veronika Fedirko, Domenico Palli, Julie A. Schmidt, Anne Fages, Rosario Tumino, Valeria Pala, Anna Floegel, Dimitrios Trichopoulos, Miren Dorronsoro, Marc J. Gunter, Klas Sjöberg, Clément Pontoizeau, Marie-Christine Boutron-Ruault, Elisabete Weiderpass, Tilman Kühn, Elio Riboli, Mazda Jenab, Antonia Trichopoulou, Esther Molina-Montes, Fages, Anne, Duarte Salles, Talita, Stepien, Magdalena, Ferrari, Pietro, Fedirko, Veronika, Pontoizeau, Clément, Trichopoulou, Antonia, Aleksandrova, Krasimira, Tjønneland, Anne, Olsen, Anja, Clavel Chapelon, Françoise, Boutron Ruault, Marie Christine, Severi, Gianluca, Kaaks, Rudolf, Kuhn, Tilman, Floegel, Anna, Boeing, Heiner, Lagiou, Pagona, Bamia, Christina, Trichopoulos, Dimitrio, Palli, Domenico, Pala, Valeria, Panico, Salvatore, Tumino, Rosario, Vineis, Paolo, Bueno de Mesquita, H. Ba, Peeters, Petra H, Weiderpass, Elisabete, Agudo, Antonio, Molina Montes, Esther, Huerta, José María, Ardanaz, Eva, Dorronsoro, Miren, Sjöberg, Kla, Ohlsson, Bodil, Khaw, Kay Tee, Wareham, Nick, Travis, Ruth C, Schmidt, Julie A, Cross, Amanda, Gunter, Marc, Riboli, Elio, Scalbert, Augustin, Romieu, Isabelle, Elena Herrmann, Benedicte, Jenab, Mazda, ISA NMR Methods for Metabolism - Methodes RMN en métabolomique (2014-2018), Institut des Sciences Analytiques (ISA), Institut de Chimie du CNRS (INC)-Université Claude Bernard Lyon 1 (UCBL), Université de Lyon-Université de Lyon-Centre National de la Recherche Scientifique (CNRS)-Institut de Chimie du CNRS (INC)-Université Claude Bernard Lyon 1 (UCBL), Université de Lyon-Université de Lyon-Centre National de la Recherche Scientifique (CNRS), ISA - Centre de RMN à très hauts champs, Centre International de Recherche contre le Cancer - International Agency for Research on Cancer (CIRC - IARC), Organisation Mondiale de la Santé / World Health Organization Office (OMS / WHO), parent, International Agency for Cancer Research (IACR), Department of Hygiene, Epidemiology and Medical Statistics, University of Athens Medical School [Athens], Department of Epidemiology, Deutsches Institut für Ernahrungsforschung Potsdam-Rehbrücke (DIFE), Institute of Cancer Epidemiology, Danish Cancer Society, Department of Food Science [Copenhagen] (UCPH FOOD), Faculty of Science [Copenhagen], University of Copenhagen = Københavns Universitet (KU)-University of Copenhagen = Københavns Universitet (KU), Centre de recherche en épidémiologie et santé des populations (CESP), Assistance publique - Hôpitaux de Paris (AP-HP) (AP-HP)-Université Paris-Sud - Paris 11 (UP11)-Hôpital Paul Brousse-Institut National de la Santé et de la Recherche Médicale (INSERM)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ), Institut Gustave Roussy (IGR), Human Genetics Foundation (HuGeF), Università degli studi di Torino (UNITO), Division of Cancer Epidemiology, German Cancer Research Center - Deutsches Krebsforschungszentrum [Heidelberg] (DKFZ), Thermo Fisher Scientific, Thermo Fisher Scientific Inc., German Institute of Human Nutrition Potsdam-Rehbruecke, German Institute of Human Nutrition, Harvard School of Public Health, WHO Collaborating Center for Food and Nutrition Policies, Department of Hygiene, Epidemiology and Medical Statistics, University of Athens Medical School, Molecular and Nutritional Epidemiology Unit, Cancer Research and Prevention Institute – ISPO, Nutritional Epidemiology Unit, National Cancer Institute [Bethesda] (NCI-NIH), National Institutes of Health [Bethesda] (NIH)-National Institutes of Health [Bethesda] (NIH)-IRCCS Foundation, Department of Clinical and Experimental Medicine, Università degli studi di Napoli Federico II, Cancer Registry and Histopathology Unit, Civile - M.P.Arezzo Hospital, Department of Epidemiology and Biostatistics, MRC-HPA Centre for Environment and Health, School of Public Health, Imperial College London, National Institute for Public Health and the Environment [Bilthoven] (RIVM), Julius Center for Health Sciences and Primary Care, VU University Medical Center [Amsterdam], Imperial College London-School of public health, The University of Hong Kong (HKU)-The University of Hong Kong (HKU), Department of Community Medicine, University of Tromsø (UiT), Department of Research, Cancer Registry of Norway-Samfundet Folkhälsan, Helsinki, Department of Medical Epidemiology and Biostatistics, Karolinska Institutet [Stockholm], Institut Català d'Oncologia, Spain Institute of Oncology, Andalusian School of Public Health [Granada], Consortium for Biomedical Research in Epidemiology and Public Health, CIBER de Epidemiología y Salud Pública (CIBERESP), Danish Cancer Society Research Center, Murcia Regional Health Council, Sección de Epidemiología de Enfermedades No Transmisibles, Navarre Public Health Institute, Epidemiology and Health Information, Public Health Department of Gipuzkoa, Volvo, VOLVO-VOLVO, Skane University Hospital [Lund], University of Cambridge School of Clinical Medicine, MRC epidemiology Unit, Addenbrooke's Hospital, Cancer Epidemiology Unit, University of Oxford [Oxford], Laboratoire d'informatique Fondamentale de Marseille (LIF), Centre National de la Recherche Scientifique (CNRS)-École Centrale de Marseille (ECM)-Aix Marseille Université (AMU), School of Public Health [London, UK] (Faculty of Medicine), Imperial College London, Department of Chemistry, University of Cambridge [UK] (CAM), Nutrition and Metabolism Section, Biomarkers Group, Nutrition and Metabolism Section, This work was supported by the French National Cancer Institute (L'Institut National du Cancer, INCA, grant number 2009-139, PI: M. Jenab). AF received financial support (BDI fellowship) from the Centre National de la Recherche Scientifique (CNRS) and Bruker Biospin. The coordination of EPIC is financially supported by the European Commission (DG-SANCO) and the International Agency for Research on Cancer. The national cohorts are supported by Danish Cancer Society (Denmark), Ligue Contre le Cancer, Institut Gustave Roussy, Mutuelle Generale de l'Education Nationale, and Institut National de la Sante et de la Recherche Medicale (INSERM) (France), Deutsche Krebshilfe, Deutsches Krebsforschungszentrum (DKFZ), and Federal Ministry of Education and Research (Germany), Hellenic Health Foundation (Greece), Italian Association for Research on Cancer (AIRC), National Research Council, Associazione Italiana per la Ricerca sul Cancro-AIRC-Italy, and AIRE-ONLUS Ragusa, AVIS Ragusa, Sicilian Government (Italy), Dutch Ministry of Public Health, Welfare and Sports (VWS), Netherlands Cancer Registry (NKR), LK Research Funds, Dutch Prevention Funds, Dutch ZON (Zorg Onderzoek Nederland), World Cancer Research Fund (WCRF), and Statistics Netherlands (the Netherlands), European Research Council (ERC, grant number ERC-2009-AdG 232997) and Nordforsk, and Nordic Center of Excellence Programme on Food, Nutrition and Health (Norway), Health Research Fund (FIS), Regional Governments of Andalucia, Asturias, Basque Country, Murcia (No. 6236) and Navarra, and ISCIII RETIC (RD06/0020) (Spain), Swedish Cancer Society, Swedish Scientific Council, and Regional Government of Skane and Vasterbotten (Sweden), Cancer Research UK, Medical Research Council, Stroke Association, British Heart Foundation, Department of Health, Food Standards Agency, and Wellcome Trust (UK). The funders had no role in the study design, data collection, analysis, and interpretation presented in this article. They were neither involved in the writing of the manuscript, nor in the decision to submit it for publication., Université Claude Bernard Lyon 1 (UCBL), Université de Lyon-Université de Lyon-Centre National de la Recherche Scientifique (CNRS)-Université Claude Bernard Lyon 1 (UCBL), Centre Européen de Résonance Magnétique Nucléaire à Très Hauts Champs (CERMNTHC), École normale supérieure - Lyon (ENS Lyon)-Université Claude Bernard Lyon 1 (UCBL), Université de Lyon-Université de Lyon, Hôpital Paul Brousse-Assistance publique - Hôpitaux de Paris (AP-HP) (AP-HP)-Université Paris-Sud - Paris 11 (UP11)-Institut National de la Santé et de la Recherche Médicale (INSERM)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ), 'Civile M. P. Arezzo' Hospital, Aix Marseille Université (AMU)-École Centrale de Marseille (ECM)-Centre National de la Recherche Scientifique (CNRS), [Fages,A, Pontoizeau,C, Elena-Herrmann,B] Institut des Sciences Analytiques, Centre de RMN à très hauts champs, CNRS/ENS Lyon/UCB Lyon-1, Université de Lyon, Villeurbanne, France. [Duarte-Salles,T, Stepien,M, Ferrari,P, Scalbert,A, Romieu,I, Jenab,M] International Agency for Research on Cancer (IARC-WHO), Lyon, France. [Fedirko,V] Department of Epidemiology, Rollins School of Public Health, Winship Cancer Institute, Emory University, Atlanta, USA. [Trichopoulou,A] Hellenic Health Foundation, Athens, Greece. Bureau of Epidemiologic Research, Academy of Athens, Athens, Greece. [Aleksandrova,K, Floegel,A, Boeing,H] Department of Epidemiology, German Institute of Human Nutrition (DIfE), Potsdam-Rehbrücke, Germany. [Tjønneland,A, Olsen,A] Diet, Genes and Environment, Danish Cancer Society Research Center, Copenhagen, Denmark. [Clavel-Chapelon,F, Boutron-Ruault,M] INSERM, Centre for Research in Epidemiology and Population Health (CESP), nutrition, Hormones and Women’s Health Team, Villejuif, France. Université Paris Sud, Villejuif, France. Institut Gustave Roussy, Villejuif, France. [Severi,G, Vineis,P] Human Genetics Foundation (HuGeF), Torino, Italy. [Kaaks,R, Kuhn,T] Department of Cancer Epidemiology, German Cancer Research Centre, Heidelberg, Germany. [Lagiou,P, Bamia,C] Department of Hygiene, Epidemiology, and Medical Statistics, University of Athens Medical School, Goudi, Athens, Greece. [Lagiou,P, Trichopoulos,D] Department of Epidemiology, Harvard School of Public Health, Boston, USA. [Palli,D] Molecular and Nutritional Epidemiology Unit, Cancer Research and Prevention Institute – ISPO, Florence, Italy. [Pala,V] Epidemiology and Prevention Unit, Fondazione IRCCS Istituto Nazionale dei Tumori, Milano, Italy. [Panico,S] Dipartimento di Medicina Clinica e Chirurgia, Federico II University, Naples, Italy. [Tumino,R] Cancer Registry and Histopathology Unit, 'Civic - M.P. Arezzo' Hospital, Ragusa, Italy. [Vineis,P, Peeters,PH] MRC-PHE Centre for Environment and Health, School of Public Health, Imperial College London, London, UK. [Bueno-de-Mesquita,HB] Department for Determinants of Chronic Diseases (DCD), National Institute for Public Health and the Environment (RIVM), Bilthoven, The Netherlands. Department of Gastroenterology and Hepatology, University Medical Centre, Utrecht, The Netherlands. Department of Social & Preventive Medicine, Faculty of Medicine, University of Malaya, Kuala Lumpur, Malaysia. [Bueno-de-Mesquita,HB, Cross,A, Gunter,M, RibolI,E] Department of Epidemiology and Biostatistics, School of Public Health, Imperial College London, London, UK. [Peeters,PH] Department of Epidemiology, Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, Utrecht, The Netherlands. [Weiderpass,E] Department of Community Medicine, Faculty of Health Sciences, University of Tromsø, The Arctic University of Norway, Tromsø, Norway. Department of Research, Cancer Registry of Norway, Oslo, Norway. Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden. Samfundet Folkhälsan, Helsinki, Finland. [Agudo,A] Unit of Nutrition and Cancer, IDIBELL, Catalan Institute of Oncology-ICO, L’Hospitalet de Llobregat, Barcelona, Spain. [Molina-Montes,E] Escuela Andaluza de Salud Pública, Instituto de Investigación Biosanitaria ibs.GRANADA, Hospitales Universitarios de Granada/Universidad de Granada, Granada, Spain. [Molina-Montes,E, Huerta,JM, Ardanaz, E] CIBER Epidemiología y Salud Pública (CIBERESP), Madrid, Spain. [Huerta,JM] Department of Epidemiology, Murcia Regional Health Council, IMIB-Arrixaca, Murcia, Spain. [Ardanaz,E] Navarre Public Health Institute, Pamplona, Spain. [Dorronsoro,M] Public Health Direction and Biodonostia CIBERESP, Basque Regional Health Department, San Sebastian, Spain. [Sjöberg,K] Department of Clinical Sciences, Lund University, Malmö, Sweden. Department of Gastroenterology and Nutrition, Skåne University Hospital, Malmö, Sweden. [Ohlsson,B] Department of Clinical Sciences, Division of Internal Medicine, Skåne University Hospital, Lund University, Malmö, Sweden. [Khaw,K] University of Cambridge School of Clinical Medicine, Clinical Gerontology Unit, Addenbrooke’s Hospital, Cambridge, UK. [Wareham,N] MRC Epidemiology Unit, University of Cambridge, Cambridge, UK. [Travis,RC, Schmidt,JA] Cancer Epidemiology Unit, Nuffield Department of Population Health, University of Oxford, Oxford, UK., This work was supported by the French National Cancer Institute (L’Institut National du Cancer, Ligue Contre le Cancer, Institut Gustave Roussy, Mutuelle Générale de l’Education Nationale, and Institut National de la Santé et de la Recherche Médicale (INSERM) (France), Health Research Fund (FIS), Regional Governments of Andalucía, Asturias, Basque Country, Murcia (No. 6236) and Navarra, and ISCIII RETIC (RD06/0020) (Spain), Swedish Cancer Society, Swedish Scientific Council, and Regional Government of Skåne and Västerbotten (Sweden), Cancer Research UK, Medical Research Council, Stroke Association, British Heart Foundation, Department of Health, Food Standards Agency, and Wellcome Trust (UK). The funders had no role in the study design, data collection, analysis, and interpretation presented in this article. They were neither involved in the writing of the manuscript, nor in the decision to submit it for publication, Université de Lyon-Université de Lyon-Institut de Chimie du CNRS (INC)-Centre National de la Recherche Scientifique (CNRS)-Université Claude Bernard Lyon 1 (UCBL), Université de Lyon-Université de Lyon-Institut de Chimie du CNRS (INC)-Centre National de la Recherche Scientifique (CNRS), University of Copenhagen = Københavns Universitet (UCPH)-University of Copenhagen = Københavns Universitet (UCPH), Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Université Paris-Sud - Paris 11 (UP11)-Assistance publique - Hôpitaux de Paris (AP-HP) (AP-HP)-Hôpital Paul Brousse-Institut National de la Santé et de la Recherche Médicale (INSERM), Università degli studi di Torino = University of Turin (UNITO), University of Naples Federico II = Università degli studi di Napoli Federico II, and University of Oxford