Home
Blog

Why Children with ADHD or Autism Should Avoid Gluten: A Comprehensive Guide

Portrait of Dr. Matt Morris of Pinnacle Chiropractic Pediatric and Prenatal Chiropractor in Lakewood Ranch, FL.
Dr. Matt Morris
February 25, 2025
A child enjoying a healthy gluten-free meal, showcasing vibrant fruits, vegetables, and gluten-free bread.

Children diagnosed with ADHD (Attention Deficit Hyperactivity Disorder) or Autism Spectrum Disorder (ASD) often face a variety of challenges, including behavioral, cognitive, and physical symptoms. While managing these conditions can feel overwhelming, research shows that dietary interventions—particularly removing gluten—can significantly help. Gluten, a protein found in wheat, barley, and rye, has been linked to worsening symptoms in both ADHD and autism. Let’s explore the reasons why avoiding gluten can benefit children with these conditions and how to make the transition to a gluten-free lifestyle.

How Gluten Affects Brain Function

1. Inflammation and Neurological Impact

For children with ADHD or autism, gluten can trigger an inflammatory response, especially in those with sensitivities or celiac disease. Inflammation disrupts brain function, potentially intensifying symptoms like hyperactivity, impulsivity, or communication difficulties. Research published in Nutrients highlights that gluten can increase gut permeability, leading to a condition commonly known as "leaky gut." This allows harmful substances to enter the bloodstream and impact the brain, exacerbating neurological and behavioral challenges.

The Gut-Brain Connection

2. Improved Gastrointestinal (GI) Health

Children with ADHD or autism often struggle with GI issues like constipation, diarrhea, or abdominal pain. Gluten can worsen these symptoms by disrupting the gut microbiota, which plays a critical role in brain function. Studies in Frontiers in Neuroscience suggest that removing gluten improves gut health, which can lead to better behavior, enhanced focus, and improved cognitive function.

Behavioral and Cognitive Improvements

3. Studies Supporting a Gluten-Free Diet

Numerous studies have documented improvements in children with ADHD and autism who switch to a gluten-free diet:

  • A study in the Journal of Child Neurology found reductions in hyperactivity, impulsivity, and inattentiveness in children with ADHD.
  • Research published in Nutrients showed that children with autism experienced enhanced social interaction, communication, and reduced repetitive behaviors when gluten was removed.

These findings underscore how dietary changes can positively impact behavior and cognitive abilities.

The Role of the Immune System

4. Minimizing Immune Responses

Children with ADHD and autism often exhibit immune system abnormalities. Gluten has been found to activate an abnormal immune response, increasing inflammation and impacting the central nervous system. A study in the Journal of Neuroinflammation demonstrated that avoiding gluten can reduce this inflammatory response, potentially leading to better management of neurological symptoms.

Evidence from Case Studies and Parental Observations

5. Clinical Trials and Anecdotal Evidence

  • A year-long study published in Nutrients found that children with autism on a gluten-free, casein-free diet showed significant improvements in behavior, communication, and social skills.
  • Parents often report improvements in mood, attention, sleep, and overall behavior after removing gluten from their children’s diets. While anecdotal evidence isn’t as robust as clinical trials, it reinforces the potential benefits of dietary interventions.

Practical Steps for Transitioning to a Gluten-Free Diet

Switching to a gluten-free lifestyle may feel daunting, but with the right tools, it can be a smooth and rewarding transition. Here are some tips and swaps to help your child thrive:

1. Stock Up on Gluten-Free Alternatives

  • Bread: Canyon Bakehouse, Franz
  • Pizza Crust: Cappello’s, Simple Mills
  • Flour: Good & Gather, Bob’s Red Mill, King Arthur
  • Pasta: Jovial, Ancient Harvest, Banza
  • Snacks: Simple Mills crackers, Made Good cookies, Autumn’s Gold grain-free granola
  • Frozen Foods: Snow Days pizza bites, Amy’s burritos

2. Focus on Whole Foods

  • Incorporate fruits, vegetables, lean proteins, and naturally gluten-free grains like quinoa and rice into meals.
  • Prioritize organic produce to minimize exposure to pesticides that could further affect gut health.

3. Educate Your Child

Help your child understand why this change is happening. Explain that avoiding gluten helps their body and mind feel better, and involve them in choosing fun, gluten-free alternatives.

4. Monitor Progress

Keep a journal to track improvements in behavior, mood, sleep, and GI health after transitioning to a gluten-free diet.

Why Gluten-Free Diets Matter for Children with ADHD and Autism

Avoiding gluten is more than just a dietary choice—it’s an investment in your child’s health and future. By reducing inflammation, improving gut health, and minimizing immune system disruptions, a gluten-free diet can alleviate some of the challenges associated with ADHD and autism. While every child is different, the growing body of research and countless parental testimonials highlight the potential for transformative results.

Contact Us

Visit Our Office

Contact us for expert chiropractic care in Lakewood Ranch, Sarasota, and Bradenton, FL.

A woman holding a baby with a pink flower on her shirt.
A woman with long hair and a polka dot shirt.
A man is holding a young boy on his shoulders.

Address

Pinnacle Chiropractic
7984 Cooper Creek Blvd., Suite #104
University Park, FL 34201
Open in Google Maps
Reviews

Patient Stories: Discover Reviews by Satisfied Chiropractic Patients

Hear what our patients have to say about their experience at Pinnacle.

Insights + Tips

Discover the Natural Benefits of Chiropractic Care

Learn about the benefits and get latest in chiropractic care.

Woman dealing with postpartum anxiety

Best Supplements for Postpartum Anxiety and Nervous System Regulation

Struggling with postpartum anxiety? Learn which supplements support nervous system regulation, hormone balance, and calm—without masking symptoms.
Read Article
angry child having a meltdown

Meltdowns vs. Misbehavior: How to Tell What Your Child’s Nervous System Is Saying

Is your child melting down or misbehaving? Learn how to tell the difference, what the nervous system is communicating, and how to support regulation.
Read Article
child sleeping peacefully

Best Supplements for Kids With Sleep Struggles (Beyond Melatonin)

If melatonin isn’t helping your child sleep, learn which supplements support nervous system regulation, calming, and deeper rest—naturally.
Read Article
Baby practicing crawling outside with mom

Why Crawling Is So Important for Brain Development

Crawling builds your baby’s brain, balance, and nervous system. Learn why skipping or rushing crawling can impact development—and what parents can do.
Read Article