“Food systems and health equity: a meta-narrative mapping exercise” by Anelyse M. Weiler and colleagues offers a crucial and insightful exploration into the complex relationships between global food systems and health outcomes, with a particular focus on health inequalities that are socially produced. Accepted in 2014 and published in Health Policy and Planning, this review addresses the escalating policy interest in social justice issues related to both health and food.
Key Contributions of the Study: The authors conducted an exploratory scoping and mapping exercise as part of a meta-narrative synthesis, investigating how food systems impact health equity outcomes. A central finding was the notable imbalance in academic discourse: while “food security” garnered 1414 citations in relation to health equity, “food sovereignty” was linked in only 18, indicating a largely underexplored, yet highly promising, area for intervention.
Understanding the Pathways to Health (In)Equity: The study is framed by a conceptual model delineating eight pathways through which food systems influence health (in)equity:
- Multi-Scalar Environmental, Social Context: Examines broad social and ecological factors.
- Occupational Exposures: Considers the vulnerability of food and agriculture workers to hazards.
- Environmental Change: Addresses how ecological shifts affect health equity.
- Traditional Livelihoods, Cultural Continuity: Focuses on threats to and revitalization of traditional foodways.
- Intake of Contaminants: Investigates the disproportionate impact of food-related illnesses.
- Nutrition: Explores household food access and nutritional interventions.
- Social Determinants of Health: Analyzes how crosscutting factors like gender, racialization, and income shape inequities.
- Political, Economic and Regulatory Context: Explores the influence of macro-level processes such as trade liberalization and state policies.
The review also highlights prominent crosscutting themes, including climate change, biotechnology, gender, racialization, indigeneity, poverty, citizenship, HIV, and the persistent institutional barriers hindering progress in reducing health inequities within the food system.
Food Security vs. Food Sovereignty: A Transformative Distinction: The article provides a critical comparison, noting that while food security – defined as physical, social, and economic access to sufficient, safe, and nutritious food – has been widely adopted, its approaches often lean towards technical, market-based solutions. These can sometimes neglect the root causes of poverty and income inequality, inadvertently shifting responsibility to individuals and aligning with neoliberal agendas.
In contrast, food sovereignty, officially defined by the international peasant movement ‘La Via Campesina’ in 1993, offers a broader, more democratic vision. It champions communities’ power to democratically manage productive food system resources like land, water, and seeds, and to engage in trade on their own terms. Critically, food sovereignty is explicitly critical of the dominant neoliberal economic system and prioritizes equalizing power, gender equity, agrarian reform, and indigenous self-determination. Despite its profound potential for socio-political restructuring that health equity requires, food sovereignty has faced challenges in policy adoption due to its inherent complexity and its direct challenge to existing societal structures.
Promising Food Sovereignty-Based Interventions: Crucially, the review identifies several promising food sovereignty-based interventions that actively work to reduce health inequities across various pathways. These include:
- Advancing healthy school food systems: Such as the Think&EatGreen@School project in Vancouver, which builds capacity among students and teachers for sustainable school food systems and promotes food literacy.
- Addressing structural inequality and pesticide exposure for migrant farm workers: Exemplified by the Border Agricultural Workers Project (BAWP) in the USA–Mexico border region, which advocates for better health, housing, wages, and working conditions.
- Promoting agrobiodiversity conservation, gender equity, and food security: Illustrated by the International Potato Center’s Potato Park in Peru, which collaboratively manages native potato varieties and addresses pesticide exposure.
- Reviving traditional land-based livelihoods: As seen with the O-Pipon-Na-Piwin Cree Nation’s Food from the Land Programme in Canada, which re-establishes cultural continuity and access to healthy diets through traditional skills.
- Strengthening nutrition through soil management and feminist research: Highlighted by the Soils, Food and Healthy Communities (SFHC) project in Malawi, which integrates agricultural techniques with social justice issues like land distribution and gender discrimination.
- Tackling urban structural racism and economic inequality: Demonstrated by Growing Power in Chicago, which uses urban agriculture initiatives to address health disparities in low-income, minority areas.
The authors conclude by emphasizing the urgent need for a distinct research agenda to further explore and evaluate such project-based interventions, advocating for a transdisciplinary approach to bridge localized efforts with large-scale systemic changes necessary for realizing health equity in the food system.
Reference:
Weiler, A. M., Hergesheimer, C., Brisbois, B., Wittman, H., Yassi, A., & Spiegel, J. M. (2015). Food sovereignty, food security and health equity: a meta-narrative mapping exercise. Health Policy and Planning, 30(8), 1078–1092. https://doi.org/10.1093/heapol/czu109
