Competing interests
This study was supported by a grant from the National Health and Medical Research Council of Australia (NHMRC) (#1021347). Woolworths Limited provided sponsorship in the form of food vouchers for participants. Village cinemas donated cinema vouchers and Carman’s Fine Foods donated muesli bars for participants. A grant from Meat and Livestock Australia (2013) funded biochemistry data collected and analysed as part of the SMILES trial.
These sponsors had no role in the design, analysis or preparation of the manuscript for publication.
Felice N Jacka has received Grant/Research support from the Brain and Behaviour Research Institute, the National Health and Medical Research Council (NHMRC), Australian Rotary Health, the Geelong Medical Research Foundation, the Ian Potter Foundation, Eli Lilly, Meat and Livestock Australia, Woolworths Limited and The University of Melbourne and has received speakers honoraria from Sanofi-Synthelabo, Janssen Cilag, Servier, Pfizer, Health Ed, Network Nutrition, Angelini Farmaceutica, Metagenics and Eli Lilly. She is supported by an NHMRC Career Development Fellowship (2) (#1108125).
Adrienne O’Neil has received funding from Meat and Livestock Australia and is supported by an NHMRC ECR Fellowship (#1052865).
Catherine Itsiopoulos has received funding from the NHMRC, the University of Melbourne, Deakin University, La Trobe University, Meat and Livestock Board, Australian Society for Enteral and Parenteral Nutrition, Harokopio University in Athens, Commonwealth Department of Education, Employment and Workplace relations, Diabetes Australia and SWISSE Wellness P/L. She has received speaker honoraria from Astra Zeneca, Boehringer Ingelheim and Dairy Australia.
Cathrine Mihalopoulos is supported by an NHMRC Early Career Development Fellowship (#1035887). She has received funding support from the NHMRC, Cancer Council, Mental Illness Research Fund, Medibank Private Health Research Fund, Macquarie University and Beyond Blue.
David Castle has received grant monies for research from Eli Lilly, Janssen Cilag, Roche, Allergen, Bristol-Myers Squibb, Pfizer, Lundbeck, Astra Zeneca and Hospira and travel support and honoraria for talks and consultancy from Eli Lilly, Bristol-Myers Squibb, Astra Zeneca, Lundbeck, Janssen Cilag, Pfizer, Organon, Sanofi-Aventis, Wyeth, Hospira and Servier. He is a current Advisory Board Member for Lu AA21004; Lundbeck; Varenicline: Pfizer; Asenapine: Lundbeck; Aripiprazole LAI: Lundbeck; Lisdexamfetamine: Shire; Lurasidone: Servier. He has no stocks or shares in any pharmaceutical company.
Olivia Dean has received grant support from the Brain and Behaviour Foundation, Marion and EH Flack Trust, Simons Autism Foundation, Australian Rotary Health, Stanley Medical Research Institute, Deakin University, Eli Lilly, NHMRC, Australasian Society for Bipolar and Depressive Disorders and Servier. She has also received in-kind support from BioMedica Nutracuticals, NutritionCare and Bioceuticals.
Michael Berk has received Grant/Research Support from the NIH, Cooperative Research Centre, Simons Autism Foundation, Cancer Council of Victoria, Stanley Medical Research Foundation, MBF, NHMRC, Beyond Blue, Rotary Health, Geelong Medical Research Foundation, Bristol Myers Squibb, Eli Lilly, Glaxo SmithKline, Meat and Livestock Board, Organon, Novartis, Mayne Pharma, Servier and Woolworths. He has been a speaker for Astra Zeneca, Bristol Myers Squibb, Eli Lilly, Glaxo SmithKline, Janssen Cilag, Lundbeck, Merck, Pfizer, Sanofi Synthelabo, Servier, Solvay and Wyeth, and served as a consultant to Allergan, Astra Zeneca, Bioadvantex, Bionomics, Collaborative Medicinal Development, Eli Lilly, Glaxo SmithKline, Janssen Cilag, Lundbeck Merck, Pfizer and Servier. He is supported by an NHMRC Senior Principal Research Fellowship (#1059660).
The other authors have no relevant financial disclosures to declare.