Completed OBSERVATIONAL NCT06039267

Brain Health & the Microbiome (bMicrobiome)

Brain Health & the Microbiome: A Proof-of-Concept Study in Patients With Mild Cognitive Impairment

Sponsor: George Washington University

Conditions Alzheimer Disease 1 Mild Cognitive Impairment Mild Dementia

Updated 6 times since 2023 Last updated: Jan 27, 2026 Started: Aug 25, 2023 Primary completion: Aug 24, 2025 Completion: Aug 24, 2025

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This observational or N/A phase trial investigates Alzheimer Disease 1 and Mild Cognitive Impairment and is currently completed. George Washington University leads this study, which shows 6 recorded versions since 2023 — indicating limited longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

Change History

6 versions recorded

Feb 2026 — Present [monthly]

Completed

Status: Active Not Recruiting → Completed
Sep 2025 — Feb 2026 [monthly]

Active Not Recruiting
Jan 2025 — Sep 2025 [monthly]

Active Not Recruiting

Status: Recruiting → Active Not Recruiting
Sep 2024 — Jan 2025 [monthly]

Recruiting
Jul 2024 — Sep 2024 [monthly]

Recruiting

▶ Show 1 earlier version

Oct 2023 — Jul 2024 [monthly]

Recruiting

First recorded

Aug 2023

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

George Washington University

Data source: George Washington University

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• Washington D.C., United States