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Depressive disorders result from a complex interplay of biological, psychological, and sociocultural factors, each contributing uniquely to the development and persistence of the condition. Understanding these factors provides critical insight into the multifaceted nature of depression.
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Association between dietary theobromine with depression: a population-based study.

Xin-Yu Li1,2, Hui Liu3, Lu-Yu Zhang4

  • 1Department of Interventional Therapy, Multidisciplinary Team of Vascular Anomalies, Shanghai Ninth People's Hospital, Shanghai Jiao Tong University, No.639 Zhizaoju Road, Huangpu District, Shanghai, 200011, People's Republic of China.

BMC Psychiatry
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Higher dietary theobromine intake may be linked to an increased risk of depression. This population-based study found a correlation between theobromine consumption and depressive symptoms.

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Area of Science:

  • Nutritional Psychiatry
  • Epidemiology
  • Public Health

Background:

  • Dietary factors are increasingly recognized for their influence on mental health.
  • Theobromine, a methylxanthine found in cocoa and tea, has bioactive properties.
  • Limited research exists on theobromine's specific impact on mood disorders.

Purpose of the Study:

  • To investigate the potential association between dietary theobromine consumption and the presence of depressive symptoms.
  • To explore the relationship using data from a large, nationally representative health survey.

Main Methods:

  • Cross-sectional analysis of data from 6903 participants in the National Health and Nutrition Examination Survey (2017-2018).
  • Dietary theobromine intake assessed via a 24-hour food questionnaire.
  • Depression defined as a Patient Health Questionnaire score ≥ 5.
  • Multivariate logistic regression used to examine the association, adjusting for covariates.

Main Results:

  • A statistically significant positive correlation was observed between higher theobromine intake and depressive symptoms (OR: 1.17, 95% CI: 1.02-1.34).
  • The association remained after adjusting for sociodemographic, lifestyle, and health-related factors.

Conclusions:

  • Increased dietary theobromine intake is associated with a higher risk of depression in the studied population.
  • Further research is warranted to confirm these findings and elucidate potential mechanisms.
  • Theobromine's role in mental well-being warrants continued investigation.