Abstract
Aim: Explore the associations between food insecurity (FI) with dietary quality and markers of mental wellbeing, gastrointestinal symptoms, and immune status among United Kingdom (UK)-based adults.
Subject and methods: An online questionnaire was administered to 953 UK-based adults, including 210 individuals living with FI, to evaluate FI status, diet quality and a series of health outcomes. FI was measured using the 6-item U.S. Department of Agriculture (USDA) Household Food Security Survey. Diet quality was assessed using the Easy Diet Screener. Health outcomes included markers of mental wellbeing (Perceived Stress Scale and Generalised Anxiety Disorder-7 Scale), gastrointestinal symptoms (Short Health Scale for Gastrointestinal Symptoms) and self-reported immune status (Immune Status Questionnaire, CISRI score and antibiotic use). Cross-sectional associations were explored using logistic regression, with data presented as odds ratios (OR) with 95% confidence intervals (CIs).
Results: Participants living with FI had almost threefold greater odds of following a Western dietary pattern (OR=2.67, 95%CI [1.85, 3.91], p<0.001). FI was associated with multiple negative health outcomes including greater odds of high perceived stress (OR=3.12, 95%CI [2.10, 4.63], p<0.001), reduced self-reported immune status (OR=1.91, 95%CI [1.31, 2.77], p<0.001), and gastrointestinal symptoms (OR=2.30, 95%CI [1.39, 3.75], p<0.001).
Conclusion: These findings support the accumulating body of evidence that FI is linked with multiple adverse health outcomes and highlight it as a multi-system health risk factor. Tackling FI should be a major public health and policy priority.
Subject and methods: An online questionnaire was administered to 953 UK-based adults, including 210 individuals living with FI, to evaluate FI status, diet quality and a series of health outcomes. FI was measured using the 6-item U.S. Department of Agriculture (USDA) Household Food Security Survey. Diet quality was assessed using the Easy Diet Screener. Health outcomes included markers of mental wellbeing (Perceived Stress Scale and Generalised Anxiety Disorder-7 Scale), gastrointestinal symptoms (Short Health Scale for Gastrointestinal Symptoms) and self-reported immune status (Immune Status Questionnaire, CISRI score and antibiotic use). Cross-sectional associations were explored using logistic regression, with data presented as odds ratios (OR) with 95% confidence intervals (CIs).
Results: Participants living with FI had almost threefold greater odds of following a Western dietary pattern (OR=2.67, 95%CI [1.85, 3.91], p<0.001). FI was associated with multiple negative health outcomes including greater odds of high perceived stress (OR=3.12, 95%CI [2.10, 4.63], p<0.001), reduced self-reported immune status (OR=1.91, 95%CI [1.31, 2.77], p<0.001), and gastrointestinal symptoms (OR=2.30, 95%CI [1.39, 3.75], p<0.001).
Conclusion: These findings support the accumulating body of evidence that FI is linked with multiple adverse health outcomes and highlight it as a multi-system health risk factor. Tackling FI should be a major public health and policy priority.
| Original language | English |
|---|---|
| Pages (from-to) | 1-11 |
| Number of pages | 11 |
| Journal | Journal of Public Health |
| DOIs | |
| Publication status | Published - 18 Feb 2026 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 2 Zero Hunger
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SDG 3 Good Health and Well-being
Keywords
- Food insecurity
- Diet quality
- Mental health
- Gastrointestinal health
- Immune status
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