The Link Between Nutrition and Behavior in Young Children

The Link Between Nutrition and Behavior in Young Children Blog

Have you ever noticed that children seem more energetic after eating candy or get cranky when they skip a meal? That’s because what they eat effects how they feel and act. Nutrition is not just important for growing strong bodies — it also plays a big role in children’s behavior.

Why Nutrition Matters for Behavior


Young children’s brains are still growing. They need the right mix of nutrients to help them focus, stay calm, and feel good. When kids don’t get enough of the right foods, it can lead to problems like:

Eating more fruits, vegetables, and whole grains can lead to both better behavior and better thinking skills in children (CDC, 2021). On the other hand, diets high in sugar, processed foods, and unhealthy fats may increase the risk of behavior problems. Some believe that artificial food dyes and additives in those foods can make kids more hyper and irritable (Cleveland Clinic).

Key Nutrients for Healthy Behavior


Some nutrients are especially helpful for brain health and good behavior:

Protein

Found in foods like eggs, beans, and lean meats. Helps build brain cells and keeps energy levels steady.

Omega-3 Fatty Acids

Found in fish like salmon and in some plant oils. May reduce aggression and improve mood.

Iron

Found in meats, beans, and leafy greens. Helps children stay focused. Low iron has been linked to attention problems.

Zinc

Found in whole grains and dairy. May help with mood and thinking.

B Vitamins

Found in eggs, meat, and green vegetables. Support brain health and energy.

You can learn more about these nutrients from HealthyChildren.org, a website run by pediatricians.

What You Can Do


If you care for or work with young children, here are some tips to support healthy behavior through nutrition:

Good food fuels good behavior. By offering balanced meals and healthy choices, you can help the children in your care feel their best — and act their best too!