ADHD in Children: Foods to Limit and Why

ADHD in Children: Foods to Limit and Why
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ADHD (attention deficit hyperactivity disorder) is a condition marked by difficulty concentrating and by impulsive, hyperactive behavior. It is usually diagnosed in childhood and can continue into adulthood. Some cases are found specifically in adult patients, with no apparent symptoms in childhood. Symptoms may appear in the pre-teen years around 12 years old, but some children are diagnosed as early as 3 years old.

Children with ADHD should pay attention to their daily diet. Although food is not identified as a cause of ADHD, certain foods may increase the severity of ADHD symptoms.

There are several foods children with ADHD should limit or avoid:

 

1. Sweet Foods

Sweet foods can increase blood sugar levels and may make children to be more excitable or hyperactive. Parents should limit candy, energy drinks, packaged sweet beverages, and other foods or drinks that contain very high amounts of sugar.

Although more research is needed on the link between sugar and hyperactivity, choosing a low-sugar pattern has clear health benefits, including lowering the risk of diabetes, obesity, and tooth decay.

 

2. Foods With Caffeine

Children with ADHD are advised to reduce foods and drinks that contain caffeine. Caffeine increases adrenaline levels in the body and, if caffeine is consumed excessive, it can make children feel restless. Common food sources of caffeine include chocolate, coffee, tea, and soda.

 

3. Foods With Mercury

According to Everyday Health, long-term intake of foods high in mercury is suspected of worsening ADHD symptoms. Mercury is difficult for the body to eliminate and may accumulate in the brain over time, affecting the hyperactivity behavior in ADHD patients.

Large predatory fish are more likely to contain higher mercury levels, such as certain mackerel species or seafood caught from contaminated waters with mercury. Choose lower-mercury seafood options such as salmon, catfish, and shrimp.

 

4. Fast Food and Foods With Additives

Many fast foods and highly processed snacks contain artificial colors, flavors, and preservatives. In some children, these additives may increase hyperactive behavior and make concentration more difficult.

 

Planning daily meals for a child with ADHD can be challenging. Before setting a menu, consult a doctor and a nutritionist to ensure your child receives balanced, adequate nutrition. Support overall health with a varied diet, regular physical activity, and sufficient sleep.

 

Looking for information about nutrition, food and other diet tips? Click here!

 

 

Writer : Ratih AI Care
Editor :
  • dr Hanifa Rahma
Last Updated : Sunday, 19 October 2025 | 20:59

ADHD Health Center. Available from: https://www.webmd.com/add-adhd/default.htm 

ADHD Diet and Nutrition: Foods to Eat and Foods to Avoid. Available from: https://www.webmd.com/add-adhd/adhd-diets# 

 

7 Foods to Avoid if your child has ADHD. Available from: https://www.everydayhealth.com/adhd-pictures/how-food-can-affect-your-childs-adhd-symptoms.aspx