Clinical Research Directory

Inclusion Criteria: 1. Child from 3-7 years of age 2. Child has autism diagnosis, including evaluation on Autism Diagnostic Observation Schedule, 2nd Edition \[ADOS-2\], within the last 12 months 3. Child has an Autism Treatment Evaluation Checklist (ATEC) score at screening of between 50 and 79 (considered Level II autism requiring substantial support) 4. Child and parents live in the United States 5. Parent has ability to speak and read English 6. Parents are willing to fulfill study expectations 7. Child has not yet engaged in comprehensive diet, lifestyle, and environmental interventions for autism Exclusion Criteria: 1. Parents who are unwilling or unable to make lifestyle changes, such as significant dietary changes 2. Parents who are unwilling or unable to participate in study activities, such as group and individual coaching 3. Parents who hold beliefs that are incompatible with an education and lifestyle intervention 4. Child who requires significant specialty medical care, including routine or frequent in-patient medical treatment, are currently taking mood stabilizing drugs, and/or who have cancer or a pre-cancerous condition 5. Child who has been diagnosed with complex conditions in addition to autism, such as an inborn error of metabolism identified through genetic testing, or a known chromosomal disorder 6. Parents who are unable or unwilling to provide consent