Barriers to Nutrition Security in the US

JAMA Netw OpenPublished Cross-sectional study

Authors' conclusion

In this study among US adults, barriers to nutrition security were interrelated, varied across demographics, and were associated with disease conditions. These findings provide new insights into how barriers to healthy eating can be assessed, informing more targeted clinical, public health, and policy initiatives.

Study context

Population
English-speaking US adults aged ≥18 years, Qualtrics panel, February–April 2023of 3009 respondents
Participants
3,000 adults
Exposure
Nutrition security barriers and health conditions, stratified by nutrition security status
Outcome
Health conditions: T2D, obesity, heart disease, high blood pressure, high cholesterol, stroke and cancer
Methodological detailspopulation-based survey, oversampling of household incomes <$50 000
  • Population-based survey
  • Oversampling of household incomes <$50 000

Main finding

As reported in the abstract

Number of barriers (per unit increase, range 0-13) and health conditions
Nutrition security: diabetes, AOR
1.10 (1.04-1.16) (95% CI)
Nutrition security: heart disease, AOR
1.16 (1.07-1.24) (95% CI)
Nutrition security: obesity, AOR
1.09 (1.04-1.14) (95% CI)
Nutrition insecurity: heart disease, AOR
1.12 (1.03-1.22) (95% CI)
Nutrition insecurity: stroke, AOR
1.12 (1.02-1.25) (95% CI)

Observational data: associations, not effects.

Further findings

OutcomeAOR (95% CI)
Barriers by sociodemographicsBlack adultsvs White adultsTransportation barriers1.56 (1.17–2.08)
Barriers by sociodemographicsHispanic/Latinx adultsvs non-Hispanic/LatinxNutrition assistance barriers1.65 (1.26–2.17)

Mean

OutcomeNutrition insecurityNutrition security
Number of barriers reported7.8 (SD 3.0)4.4 (SD 3.2)

Intercorrelation and structure of barriers

Mean (SD) intercorrelation r
0.45 (0.13)
Highest correlation, insufficient time to shop and to cook, r
0.86
Variance explained by 2 factors
61.4%

Original publication

Barriers to Nutrition Security in the US. JAMA Netw Open. Published 1 June 2026. doi:10.1001/jamanetworkopen.2026.20264

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