Aligning Biomedical Research With Neurodiversity to Support the Metabolic Health of Autistic Individuals.

Autistic individuals represent approximately 1 in 31 people in the United States and experience disproportionately high rates of obesity, type 2 diabetes, cardiovascular disease, and feeding and eating challenges, alongside reduced life expectancy. However, evidence-based metabolic health interventions for autistic populations remain sparse. This Perspective synthesizes evidence on two interconnected barriers that limit metabolic health research in the autism field: (1) lack of accessible biomedical research methodologies and (2) insufficient attention to mechanisms underlying poor metabolic health in this population, including chronic stress and weight stigma. Drawing on principles from neurodiversity, Universal Design for Research, and the Academic Autism Spectrum Partnership in Research and Education (AASPIRE) guidelines, we outline a neuro-affirming paradigm that can improve metabolic health research in the autism field. Finally, we provide phase-by-phase practical recommendations for researchers, spanning study design, measure development, recruitment, consent, screening, data collection, and interpretation. Aligning metabolic health research with neuro-affirming principles can generate more rigorous, representative, and ethically grounded evidence and ultimately support more meaningful improvements in metabolic health and overall well-being for autistic individuals across the life course.