Nutrition Transition and Non-Communicable Disease Patterns

Over the past several decades, many populations worldwide have experienced a marked shift in dietary habits characterised by increased consumption of energy-dense, nutrient-poor foods and a decline in traditional diets rich in whole grains, legumes and fresh produce. This phenomenon, often termed the nutrition transition, is driven by rapid urbanisation, economic development and globalisation of food markets. Alongside changing food environments, there has been a parallel epidemiological transition: infectious diseases have declined while non-communicable diseases (NCDs) such as cardiovascular disease, type 2 diabetes and hypertension have risen to prominence. The interplay of sedentary lifestyles, heightened intake of ultra-processed foods and social determinants of health has led to the emergence of complex dietary patterns that both predispose to and exacerbate metabolic risk factors. Contemporary research highlights how Western-style diets can induce pro-inflammatory states and impair metabolic regulation, whereas the preservation or re-adoption of traditional dietary elements may attenuate these risks. Understanding these global trends is critical for devising effective nutrition policies and culturally appropriate interventions that address the dual challenge of undernutrition and overnutrition in low- and middle-income settings. The practical applications of this knowledge range from community-based dietary guidance to the design of public health strategies aimed at reducing the burden of NCDs.

Research from Nature Portfolio

Recent studies have experimentally demonstrated that switching between traditional and Western dietary patterns elicits significant alterations in immune function and metabolic regulation. A controlled trial among healthy adults in East Africa revealed that adoption of a Western-style diet for a fortnight promoted a pro-inflammatory profile, characterised by impaired cytokine responses, whereas returning to a heritage diet or consuming a fermented beverage induced anti-inflammatory effects that persisted beyond the intervention period. In parallel, large cross-sectional surveys in sub-Saharan populations have delineated two dominant dietary typologies—‘westernised’ and ‘traditional’—and quantified their associations with hypertension, obesity and abdominal adiposity. Contrary to expectation, higher adherence to a westernised pattern was inversely associated with hypertension prevalence in one setting, underscoring the complex interactions between socio-demographic factors and metabolic risk. Collectively, these findings advance our understanding of how specific food combinations influence cardiometabolic health and emphasise the importance of context-specific dietary recommendations.

Nutrition Transition and Non-Communicable Disease Patterns publication trend

The graph below shows the total number of articles in nutrition transition and non-communicable disease patterns across all publications each year (not limited to Nature Index journals).

Technical terms

Nutrition transition: Progressive shift in dietary consumption and energy expenditure patterns associated with economic, demographic and epidemiological changes.

Non-communicable disease (NCD): Chronic condition not transmissible between individuals, including cardiovascular disease, diabetes and cancers.

Dietary pattern: Composite of foods and beverages habitually consumed, reflecting cultural, economic and environmental influences.

Ultra-processed food: Industrial formulations typically high in added sugars, fats and sodium, low in fibre and micronutrients.

Epidemiological transition: Shift in disease burden from infectious and deficiency conditions to chronic and degenerative diseases.

Pro-inflammatory state: Physiological condition marked by elevated inflammatory biomarkers and immune activation contributing to disease pathogenesis.

References

1. Immune and metabolic effects of African heritage diets versus Western diets in men: a randomized controlled trial. Nature Medicine (2025).
2. Dietary patterns and associations with metabolic risk factors for non-communicable disease. Scientific Reports (2023).
3. Dietary patterns and their association with cardiovascular risk factors in Ethiopia: A community-based cross-sectional study. Frontiers in Nutrition (2023).
4. An overview on the nutrition transition and its health implications: the Bellagio meeting. Public Health Nutrition (2002).
5. Changing Dietary Habits: The Impact of Urbanization and Rising Socio-Economic Status in Families from Burkina Faso in Sub-Saharan Africa. Nutrients (2022).