20/08/2026
I'm so thrilled to see this editorial on the BEAM Study, our randomized controlled trial investigating micronutrients for adolescent irritability, published in the Journal of the American Academy of Child & Adolescent Psychiatry (JAACAP), one of the world's leading and most prestigious journals in child and adolescent mental health. The editorial not only highlights the findings from our study but also places them within the broader history and future of nutritional psychiatry.
What particularly stood out to me was the editorial's call for greater investment in nutritional psychiatry, including achieving funding and access parity with conventional psychiatric treatments. As the author notes, the next frontier is ensuring that families and clinicians have access to evidence-based nutritional interventions alongside other treatment options.
For more than two decades, my colleagues and I have been conducting research in New Zealand on the role of nutrition in mental health. Despite a growing evidence base, multiple randomized controlled trials, and increasing international recognition, government investment in translating this evidence into policy and practice remains disappointingly limited.
The editorial argues that nutrition deserves serious consideration within mental health care. I couldn't agree more. We cannot claim to be committed to evidence-based practice while largely ignoring a body of research simply because the intervention isn't a pharmaceutical.
What keeps me motivated are the young people and families who participate in this research. Behind every publication are real lives. One participant in the BEAM study described her experience this way:
"I instantly felt lighter after beginning the trial. I was able to regulate my emotions better and be more level-headed. They also improved my sleep and energy levels throughout the day and my connection with my family. Overall, this led to a major improvement in my mental health. I felt like a big weight had been lifted off my shoulders."
Another parent said:
"This trial gave us back harmony in our home, and we will be forever grateful."
I am deeply grateful to the adolescents, families, students, researchers, clinicians, and supporters who have contributed to this work over the years. This editorial is a reminder of what can happen when we follow the evidence, ask difficult questions, and remain open to new ways of improving mental health.
If you believe mental health policy should be guided by evidence, please share this post. Help raise awareness of the role nutrition can play in mental health and ask our decision-makers why nutritional approaches continue to receive only a fraction of the funding devoted to pharmaceutical interventions. The science is advancing. It's time for policy and investment to catch up.
This editorial is dedicated to Dr. Gene Arnold, who helped champion use of multinutrients and who is sorely missed by those he mentored: students, residents, and clinical and research child psychiatrists and psychologists, in addition to the patients and families he treated, and to Dr. John Campo, w...