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Eggs and Associated Nutrients: Implications for Brain Development and Function From Conception to Early Adulthood: A
1Nutritional Insight, Epsom, UK.
Nutrition Bulletin
|January 9, 2026
Summary
Eggs provide essential nutrients that may support brain development and function throughout life. Their consumption could benefit neurodevelopment, motor skills, and academic performance, especially during critical growth periods.
Area of Science:
- Neuroscience
- Nutritional Science
- Developmental Biology
Background:
- Brain development is a continuous process from conception through early adulthood.
- Adequate nutrition is vital for neurodevelopment in utero and throughout life.
- Eggs are a nutrient-dense food source with components beneficial for brain health.
Purpose of the Study:
- To review evidence on eggs and their nutrients supporting brain development and function.
- To identify key nutrients in eggs relevant to neurodevelopment.
- To assess the impact of egg consumption on cognitive and motor development.
Main Methods:
- Systematic review of 21 publications.
- Included meta-analyses, systematic reviews, RCTs, clinical trials, and observational studies.
- Focused on studies investigating eggs or egg nutrients and brain development/function.
Main Results:
- Egg consumption or intake of egg nutrients shows potential benefits for neurodevelopment.
- Positive associations observed with motor development markers and academic performance.
- Eggs are rich in protein, healthy fats, vitamins (B12, D, A, folate), and minerals (iodine, selenium), plus choline and omega-3s.
Conclusions:
- Nutrient-rich eggs may support brain growth and function across various life stages.
- Encouraging egg consumption for women of childbearing age, infants, children, and adolescents is suggested.
- Further research is needed to quantify the specific impact of egg intake on cognitive functions.
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