Obesity

Ultra‐processed food intake and risk of obesity among schoolchildren aged 8–12 years living in Victoria, Australia

Pediatr ObesPublished Cross-sectional study

Authors' conclusion

UPF contributed greatly to the dietary intake of primary schoolchildren. Among older children, higher intake of UPF was associated with higher BMI z-score and central adiposity. Further longitudinal research in Australian pediatric samples to understand UPF impact upon adiposity outcomes across different stages of childhood is needed.

Study context

Population
Children aged 8–12 years in Victoria, Australia; Ultra-processed foods (UPF) intake from 24-h dietary recall classified by NOVA
Outcome
UPF share of total energy intake

Main finding

As reported in the abstract

UPF share of total energy intake

47.2%

range 23.7%–72.2%

Observational data: associations, not effects.

Further findings

UPF intake and obesity indicators, all children

No associations between UPF intake and obesity indicators

Per 10% increment in UPF share of diet (% g/day), children aged 10-12 years

Higher body mass index (BMI) z-score
0.07 (95% CI 0.01, 0.12)
Central obesity, OR
1.19 (95% CI 1.07, 1.33)
  • Age-stratified models

UPF intake and obesity indicators, children aged 8-9 years

No associations between UPF intake and obesity indicators
  • Age-stratified models

Original publication

Ultra‐processed food intake and risk of obesity among schoolchildren aged 8–12 years living in Victoria, Australia. Pediatr Obes. Published 17 June 2025. doi:10.1111/ijpo.70030

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