Pulse Brain · Growing Health Evidence Index
Tier 3 — Observational / field trialPeer-reviewed

Global Improvement in Dietary Quality Could Lead to Substantial Reduction in Premature Death

Dong D. Wang, Yanping Li, Ashkan Afshin, Marco Springmann, Dariush Mozaffarian, Meir J. Stampfer, Frank B. Hu, Christopher J L Murray, Walter C. Willett

Journal of Nutrition · 2019

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Summary

This 2019 modelling study by leading nutrition epidemiologists synthesises evidence on diet–disease relationships to estimate the global burden of premature mortality attributable to dietary quality. Using large-scale dietary and epidemiological datasets, the authors project substantial reductions in preventable deaths if populations adopted higher-quality diets, providing a quantitative public health case for dietary improvement at global scale.

UK applicability

The findings are relevant to UK dietary policy and public health strategy, as they model the potential mortality benefits of dietary improvement in high-income populations. However, the study's global scope means UK-specific estimates may require examination of country-level subgroup analyses.

Key measures

Premature deaths attributable to dietary quality; mortality reductions under improved diet scenarios; population-level health burden by country and dietary risk factor

Outcomes reported

The study modelled the global mortality burden attributable to suboptimal dietary quality and projected potential reductions in premature deaths if populations shifted toward higher-quality diets. The analysis quantified population-level health gains across countries and dietary risk factors.

Theme
Nutrition & health
Subject
Dietary patterns & chronic disease
Study type
Research
Study design
Modelling study
Source type
Peer-reviewed study
Status
Published
Geography
Global
System type
Food supply chain
DOI
10.1093/jn/nxz010
Catalogue ID
BFmovbmp89-9bocc5

Topic tags

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