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The association between dietary polyphenol intake and attention-deficit hyperactivity disorder: a case-control study
Melika Darzi1, Khadijeh Abbasi2, Reza Ghiasvand2
1Department of Nutrition, Science and Research Branch, Islamic Azad University, Tehran, Iran.
Increased dietary polyphenol intake is linked to a reduced risk of attention deficit hyperactivity disorder (ADHD) in children. This finding suggests a potential dietary intervention for managing ADHD symptoms.
Area of Science:
- Nutritional Science
- Pediatrics
- Neuroscience
Background:
- Previous studies indicated fruits and vegetables improve ADHD symptoms.
- The specific impact of dietary polyphenols on ADHD risk remained unexamined.
Purpose of the Study:
- To investigate the association between dietary polyphenol consumption and ADHD risk in children.
- Focus on preschool and elementary school-aged populations.
Main Methods:
- Case-control study involving 400 children (200 ADHD, 200 controls) aged 4-12.
- ADHD diagnosis based on DSM-V criteria.
- Dietary polyphenol intake assessed using a food frequency questionnaire and the Phenol-Explorer database.
Main Results:
- A significant inverse relationship was found between polyphenol intake and ADHD risk (OR < 1).
- This association remained significant after adjusting for covariates like BMI, socioeconomic status, and age.
Conclusions:
- Higher dietary polyphenol intake is associated with a lower risk of ADHD in children.
- Further prospective research is recommended to confirm these findings.
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