top of page
  • Writer's pictureCoach Patty, HealthSmart! Kids

The Underestimated Role of Foods That Increase Aggression for Kids


An angry little boy kicking at his father

When kids display aggressive behavior, it can be really tough for parents to handle. We all want to understand why it's happening and find ways to stop it before things get worse. Aggression in children can take many forms, like hitting, kicking, biting, yelling, name-calling, or making threats.

Sometimes, kids react inappropriately to situations or blow things out of proportion. When aggression happens, it's important to figure out what's causing it so we can prevent it from happening again.


Research suggests that one factor triggering anger and aggression in children is their diet. Keep reading to learn more about how food affects aggressive behavior in kids, common foods that increase aggression, and how you can help your child manage their aggression through diet and other lifestyle changes. Understanding these factors can make a big difference in helping your child grow and thrive.



What Causes Aggression in Children?


When kids face stress, whether from physical discomfort, emotional troubles, or psychological strain, their bodies release high levels of cortisol. While this hormone is vital for survival and can be helpful in stressful situations, consistently high cortisol levels can lead to aggression.


Cortisol triggers feelings of anger and frustration while dampening feelings of joy and pleasure. It can even contribute to weight gain. Consequently, when kids experience persistent stress, they might lash out without fully understanding the impact of their actions. They may lack the neurological development to grasp why their behavior causes harm or stress to others. Understanding these dynamics can help adults support children in managing their stress and emotions more effectively.



Foods That Increase Aggression


Understanding which foods might be contributing to your child's aggression is crucial. Research indicates that highly processed foods containing additives are often linked to aggressive behavior in children. While these packaged foods might be convenient, they often contain additives and simple carbohydrates that lack nutritional value. These carbohydrates break down into sugar in the body, leading to spikes in cortisol and other aggressive hormones, especially when consumed excessively. This can set the stage for behavioral issues and mood swings, particularly in picky eaters.


Common culprits for food that causes aggression include simple carbohydrates like white bread, crackers, sugary cereals and drinks, and sweet treats. Additionally, specific ingredients found in these foods, such as artificial colors and flavors, high fructose corn syrup, unhealthy oils, caffeine, and excessive sugar, can trigger episodes of irritability and aggression in kids. Being mindful of these ingredients and their potential effects can help parents make healthier choices for their children and promote better behavior and emotional well-being.



A family making a salad together in the kitchen

Foods That Support Healthy Behavior


Certain foods can work wonders in reducing stress hormones like cortisol and fostering joyful behaviors in kids. Here's how:


  • Whole grains and legumes: These are natural sources of serotonin, a neurotransmitter associated with happiness, joy, and feeling content.

  • Vegetables and fruits: Packed with vitamins, minerals, and antioxidants, these foods are crucial for healthy brain development, which contributes to happier moods.

  • Nuts and seeds: These are rich in healthy fats and proteins that can boost serotonin production, promoting feelings of happiness and well-being.

  • Organic yogurt (both dairy and dairy-free): Loaded with probiotics, essential for maintaining a healthy gut, organic yogurt supports digestion and strengthens the immune system, helping kids stay healthy and happy.

Incorporating these foods into your child's diet can contribute to a positive mood, overall health, and well-being.



Other Healthy Lifestyle Practices


In addition to diet, there are several other healthy lifestyle habits that can significantly reduce your child’s aggression:


  1. Prioritize Sleep: Adequate sleep is crucial for optimal brain function. It helps to calm emotions, regulate mood, and promote positive behaviors in kids. Ensuring your child gets enough quality sleep each night can make a big difference in their behavior and emotional well-being.

  2. Encourage Exercise: Regular physical activity is essential for healthy brain development. Exercise improves mood, cognitive function, and self-control in children. Encourage your child to engage in activities they enjoy, whether it's playing sports, riding bikes, or simply playing outside.

  3. Build Positive Relationships: Healthy relationships with family and friends play a significant role in combating feelings of aggression in children. Encourage positive interactions and communication within your family and support your child in developing friendships with peers who uplift and support them.

  4. Limit Screen Time: Excessive screen time, including television and computer screens, can contribute to elevated levels of cortisol and other stress hormones in the bloodstream. Limiting screen time and encouraging other activities, such as reading, playing games, or engaging in hobbies, can help reduce stress and promote healthier emotional regulation in children.

By incorporating these healthy habits into your child's routine, you can help them manage aggression more effectively and promote overall well-being and emotional balance.


Summing Up


What children eat really affects how they behave, including how aggressive they might get. Feeding them lots of fruits, veggies, whole grains, and healthy proteins can help keep their brains and moods in check. It's also important to cut down on sugary snacks and processed foods filled with additives because these can make kids more prone to aggressive outbursts. By focusing on healthy eating, we're not just keeping our kids' bodies strong, but we're also helping them be happier and more peaceful overall.



Are you dealing with aggressive

Build a Better Eater book by Patty Canton

behavior AND picky eating?


Get my short, go-to guide to help with your picky eater and support healthy behavior and learning.



Download your copy today


or buy it on Amazon Kindle or paperback


All blog content shared through HealthSmart! Kids is for informational purposes only and not to be construed as medical advice. Always talk with your qualified health care provider for managing your health care needs.



36 views0 comments
bottom of page