A Non-Interventional Pilot Study to Explore the Role of Gut Flora in Autism

Inclusion Criteria: 1. Signed informed consent by parent or legally authorized representative 2. Male or female patients age 6 and older. 3. Diagnosis of autism per DSM-V criteria (See appendix) Exclusion Criteria: 1. Refusal by parent or legally authorized representative to sign informed consent form 2. Treatment with antibiotics within 2 weeks prior to screening 3. Treatment with probiotics within 6 weeks prior to screening 4. History of bariatric surgery, total colectomy with ileorectal anastomosis or proctocolectomy. 5. Postoperative stoma, ostomy, or ileoanal pouch 6. Participation in any experimental drug protocol within the past 12 weeks 7. Treatment with total parenteral nutrition 8. Any clinically significant evidence of disease that could interfere with the subject's ability to enter the trial 9. Inability of parent or legally authorized representative to adequately communicate with the investigator or their respective designee and/or comply with the requirements of the entire study