Objective: To determine consumer salient beliefs toward functional foods enriched with omega-3 fatty acids.
Design: Focus group interviews with adult consumers using the Theory of Planned Behavior (TPB) as a theoretical framework.
Setting: Community-based residents living in the Illawarra region of New South Wales, Australia.
Participants: Forty-two overweight participants (29 female, 13 male) aged 30 to 80 years recruited by advertisement and attending 1 of 6 focus groups, which were recorded and transcribed verbatim.
Analysis: Content analysis was carried out, and subcategories were developed to capture the emerging themes according to the TPB model.
Results: Most participants were aware of a range of potential benefits of omega-3 fatty acids, but they had reservations about the ability of omega-3-enriched foods to deliver a health benefit. They were concerned about whether these foods were labeled clearly and about the possibility of overdosing. Family and friends were viewed as important in introducing participants to novel foods on the market. Participants regarded dietitians as a credible source and were least trusting of food companies and scientists. Overall, participants reported that cost was a major barrier, and that they would not necessarily trade taste for health benefits. Adding omega-3 fatty acids to foods regarded as less healthful was viewed more as a gimmick rather than a real health benefit.
Conclusions And Implications: The consumer attitudes and purchase intentions identified in this study will be helpful to educators as they plan messages and strategies to guide dietary choices related to products enriched with omega-3 fatty acids.
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http://dx.doi.org/10.1016/s1499-4046(06)60020-1 | DOI Listing |
iScience
January 2025
Tumor Precision Diagnosis and Treatment Technology and Translational Medicine, Hubei Engineering Research Center, Zhongnan Hospital of Wuhan University, Wuhan, China.
Over the past decades, researchers have continuously investigated the potential functions of long-chain polyunsaturated fatty acids (LCPUFAs) in cancers, including lung cancer. The ω-3 LCPUFAs, primarily consisting of eicosapentaenoic acid and docosahexaenoic acid, were found to modify inflammatory tumor microenvironment, induce cancer cell apoptosis and autophagy, and suppress tumor development when administered alone or with other therapeutical strategies. Although the precise anti-tumor mechanism has not been elucidated yet, ω-3 LCPUFAs are often used in the nutritional treatment of patients with cancer due to their ability to significantly improve patient's nutritional status, increase the sensitivity of tumor cells to treatments, and alleviate cancer-related complications.
View Article and Find Full Text PDFInt J Cancer
January 2025
Department of Hygiene and Public Health, Nippon Medical School, Tokyo, Japan.
Int J Cancer
January 2025
Department of Genetics, University of Georgia, Athens, Georgia, USA.
Malays J Med Sci
December 2024
Department of Surgery, Hospital Universiti Sains Malaysia, Kelantan, Malaysia.
Immunonutrition, which involves the targeted use of specific nutrients to enhance immune function and mitigate inflammation, has recently become a mainstay for both medical and surgical benefits. This review explores the evolution, mechanisms, and clinical applications of immunonutrition, with a focus on essential nutrients, such as omega-3 fatty acids, glutamine, arginine, and vitamins. These immunonutrients modulate immune responses, reduce pro-inflammatory cytokines, and support tissue repair.
View Article and Find Full Text PDFProstaglandins Leukot Essent Fatty Acids
January 2025
School of Life and Health Sciences, University of Roehampton, London, UK. Electronic address:
Background: The long-chain omega-3 polyunsaturated fatty acids (PUFAs) docosahexaenoic acid (DHA) and eicosapentaenoic acid (EPA) have beneficial effects in depression, and these effects may be mediated via changes in functional brain connectivity. However, little is known about these effects in those with subthreshold depression.
Methods: 15 Participants aged 18-29 years with Patient Health Questionnaire-8 (PHQ-8) scores ≥ 4 and Generalised Anxiety Disorder Assessment-7 (GAD-7) scores ≥ 5, underwent resting-state functional magnetic resonance imaging.
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